Sign in
2021 Members Back to 2021
M

SymbolTypeId

Version comparison
2020 2021 2022 2023 2024 2025 2025.3 2026 2027

Members across versions

401 members across 9 versions · 401 added later

Member-name color: stable · changed · removed · obsolete · added later

Member 2020 2021 2022 2023 2024 2025 2025.3 2026 2027
P Acres
not yet introduced added same same same same same same same
P Ampere
not yet introduced added same same same same same same same
P Atm
not yet introduced added same same same same same same same
P Baht
not yet introduced added same same same same same same same
P Bar
not yet introduced added same same same same same same same
P Btu
not yet introduced added same same same same same same same
P BtuPerDegreeF
not yet introduced added same same same same same same same
P BtuPerFtSup2DegreeF
not yet introduced not yet introduced added same same same same same same
P BtuPerH
not yet introduced added same same same same same same same
P BtuPerHFtDegreeF
not yet introduced added same same same same same same same
P BtuPerHFtSup2
not yet introduced added same same same same same same same
P BtuPerHFtSup2DegreeF
not yet introduced added same same same same same same same
P BtuPerHFtSup3
not yet introduced added same same same same same same same
P BtuPerLb
not yet introduced added same same same same same same same
P BtuPerLbDegreeF
not yet introduced added same same same same same same same
P BtuPerS
not yet introduced added same same same same same same same
P Cal
not yet introduced added same same same same same same same
P CalPerS
not yet introduced added same same same same same same same
P Cd
not yet introduced added same same same same same same same
P CdPerFtSup2
not yet introduced not yet introduced added same same same same same same
P CdPerMSup2
not yet introduced added same same same same same same same
P Cf
not yet introduced added same same same same same same same
P Cfh
not yet introduced not yet introduced added same same same same same same
P Cfm
not yet introduced added same same same same same same same
P CfmPerCf
not yet introduced added same same same same same same same
P CfmPerFtSup2
not yet introduced added same same same same same same same
P CfmPerFtSup3
not yet introduced added same same same same same same same
P CfmPerSf
not yet introduced added same same same same same same same
P CfmPerTon
not yet introduced added same same same same same same same
P ChineseHongKongDollar
not yet introduced added same same same same same same same
P Cm
not yet introduced added same same same same same same same
P CmCaret2
not yet introduced added same same same same same same same
P CmCaret3
not yet introduced added same same same same same same same
P Cmh
not yet introduced added same same same same same same same
P CmPerMin
not yet introduced added same same same same same same same
P Cms
not yet introduced added same same same same same same same
P CmSup2
not yet introduced added same same same same same same same
P CmSup2PerM
not yet introduced added same same same same same same same
P CmSup3
not yet introduced added same same same same same same same
P CmSup4
not yet introduced added same same same same same same same
P CmSup6
not yet introduced added same same same same same same same
P Colon1
not yet introduced not yet introduced added same same same same same same
P Colon10
not yet introduced added same same same same same same same
P Colon12
not yet introduced added same same same same same same same
P CP
not yet introduced added same same same same same same same
P Cps
not yet introduced added same same same same same same same
P Custom
not yet introduced added same same same same same same same
P Cy
not yet introduced added same same same same same same same
P DaN
not yet introduced added same same same same same same same
P DaNDashM
not yet introduced added same same same same same same same
P DaNDashMPerM
not yet introduced added same same same same same same same
P DaNPerM
not yet introduced added same same same same same same same
P DaNPerMSup2
not yet introduced added same same same same same same same
P Degree
not yet introduced added same same same same same same same
P DegreeC
not yet introduced added same same same same same same same
P DegreeCInterval
not yet introduced added same same same same same same same
P DegreeF
not yet introduced added same same same same same same same
P DegreeFInterval
not yet introduced added same same same same same same same
P DegreeR
not yet introduced added same same same same same same same
P DegreeRInterval
not yet introduced added same same same same same same same
P DeltaDegreeC
not yet introduced added same same same same same same same
P DeltaDegreeF
not yet introduced added same same same same same same same
P DeltaDegreeR
not yet introduced added same same same same same same same
P DeltaK
not yet introduced added same same same same same same same
P Dm
not yet introduced added same same same same same same same
P DollarHPerBtu
not yet introduced not yet introduced added same same same same same same
P DollarPerBtu
not yet introduced not yet introduced added same same same same same same
P DollarPerFtSup2
not yet introduced not yet introduced added same same same same same same
P DollarPerMSup2
not yet introduced not yet introduced added same same same same same same
P DollarPerW
not yet introduced not yet introduced added same same same same same same
P DollarPerWH
not yet introduced not yet introduced added same same same same same same
P Dong
not yet introduced added same same same same same same same
P EuroPrefix
not yet introduced added same same same same same same same
P EuroSuffix
not yet introduced added same same same same same same same
P Fc
not yet introduced added same same same same same same same
P FeetOfWater
not yet introduced added same same same same same same same
P FeetOfWaterPer100ft
not yet introduced added same same same same same same same
P FL
not yet introduced added same same same same same same same
P FlLowercase
not yet introduced added same same same same same same same
P FootSingleQuote
not yet introduced added same same same same same same same
P Fpm
not yet introduced added same same same same same same same
P Fps
not yet introduced added same same same same same same same
P Ft
not yet introduced added same same same same same same same
P Ftc
not yet introduced added same same same same same same same
P FtCaret2
not yet introduced added same same same same same same same
P FtCaret3
not yet introduced added same same same same same same same
P FtH2O
not yet introduced added same same same same same same same
P FtH2OPer100ft
not yet introduced added same same same same same same same
P FtL
not yet introduced added same same same same same same same
P FtOfWater
not yet introduced added same same same same same same same
P FtOfWaterPer100ft
not yet introduced added same same same same same same same
P FtPerKip
not yet introduced added same same same same same same same
P FtPerMin
not yet introduced added same same same same same same same
P FtPerS
not yet introduced added same same same same same same same
P FtPerSSup2
not yet introduced added same same same same same same same
P FtSup2
not yet introduced added same same same same same same same
P FtSup2HPerKbtu
not yet introduced added same same same same same same same
P FtSup2PerFt
not yet introduced added same same same same same same same
P FtSup2PerKip
not yet introduced added same same same same same same same
P FtSup2PerMbh
not yet introduced added same same same same same same same
P FtSup2PerS
not yet introduced not yet introduced added same same same same same same
P FtSup2PerTon
not yet introduced added same same same same same same same
P FtSup3
not yet introduced added same same same same same same same
P FtSup3HPerMinBtu
not yet introduced not yet introduced added same same same same same same
P FtSup3PerH
not yet introduced not yet introduced added same same same same same same
P FtSup3PerKip
not yet introduced added same same same same same same same
P FtSup3PerLbMass
not yet introduced not yet introduced added same same same same same same
P FtSup3PerMin
not yet introduced added same same same same same same same
P FtSup4
not yet introduced added same same same same same same same
P FtSup6
not yet introduced added same same same same same same same
P Gal
not yet introduced added same same same same same same same
P GalPerH
not yet introduced added same same same same same same same
P GalPerMin
not yet introduced added same same same same same same same
P GJ
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added same same same
P Gph
not yet introduced added same same same same same same same
P Gpm
not yet introduced added same same same same same same same
P Grad
not yet introduced added same same same same same same same
P GrPerHFtSup2InHg
not yet introduced added same same same same same same same
P Hectare
not yet introduced added same same same same same same same
P HFtSup2DegreeFPerBtu
not yet introduced added same same same same same same same
P Hour
not yet introduced added same same same same same same same
P Hp
not yet introduced added same same same same same same same
P Hz
not yet introduced added same same same same same same same
P In
not yet introduced added same same same same same same same
P InCaret2
not yet introduced added same same same same same same same
P InCaret3
not yet introduced added same same same same same same same
P InchDoubleQuote
not yet introduced added same same same same same same same
P InDashWg
not yet introduced added same same same same same same same
P InDashWgPer100ft
not yet introduced added same same same same same same same
P InHg
not yet introduced added same same same same same same same
P InPerSSup2
not yet introduced added same same same same same same same
P InSup2
not yet introduced added same same same same same same same
P InSup2PerFt
not yet introduced added same same same same same same same
P InSup3
not yet introduced added same same same same same same same
P InSup4
not yet introduced added same same same same same same same
P InSup6
not yet introduced added same same same same same same same
P InvDegreeC
not yet introduced added same same same same same same same
P InvDegreeF
not yet introduced added same same same same same same same
P InvKip
not yet introduced added same same same same same same same
P InvKN
not yet introduced added same same same same same same same
P Joule
not yet introduced added same same same same same same same
P JPerG
not yet introduced added same same same same same same same
P JPerGDegreeC
not yet introduced added same same same same same same same
P JPerK
not yet introduced added same same same same same same same
P JPerKgDegreeC
not yet introduced added same same same same same same same
P JPerMSup2K
not yet introduced not yet introduced added same same same same same same
P KA
not yet introduced added same same same same same same same
P KBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added same
P Kcal
not yet introduced added same same same same same same same
P KcalPerS
not yet introduced added same same same same same same same
P Kelvin
not yet introduced added same same same same same same same
P KelvinInterval
not yet introduced added same same same same same same same
P Kg
not yet introduced added same same same same same same same
P KgCO2ePerBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerFt
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerFtSup2
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerFtSup3
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerItem
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerKBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerKg
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerKWh
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerLb
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerM
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerMBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerMSup2
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerMSup3
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P KgCO2ePerMWh
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P Kgf
not yet introduced added same same same same same same same
P KgfDashM
not yet introduced added same same same same same same same
P KgfDashMPerM
not yet introduced added same same same same same same same
P KgfPerM
not yet introduced added same same same same same same same
P KgfPerMSup2
not yet introduced added same same same same same same same
P KgPerH
not yet introduced not yet introduced added same same same same same same
P KgPerKgK
not yet introduced not yet introduced added same same same same same same
P KgPerM
not yet introduced added same same same same same same same
P KgPerMH
not yet introduced not yet introduced added same same same same same same
P KgPerMin
not yet introduced not yet introduced added same same same same same same
P KgPerMS
not yet introduced not yet introduced added same same same same same same
P KgPerMSup2
not yet introduced added same same same same same same same
P KgPerMSup3
not yet introduced added same same same same same same same
P KgPerS
not yet introduced not yet introduced added same same same same same same
P Kip
not yet introduced added same same same same same same same
P KipDashFt
not yet introduced added same same same same same same same
P KipDashFtPerDegree
not yet introduced added same same same same same same same
P KipDashFtPerDegreePerFt
not yet introduced added same same same same same same same
P KipDashFtPerFt
not yet introduced added same same same same same same same
P KipPerFt
not yet introduced added same same same same same same same
P KipPerFtSup2
not yet introduced added same same same same same same same
P KipPerFtSup3
not yet introduced added same same same same same same same
P KipPerIn
not yet introduced added same same same same same same same
P KipPerInSup2
not yet introduced added same same same same same same same
P KipPerInSup3
not yet introduced added same same same same same same same
P KJ
not yet introduced added same same same same same same same
P KJPerK
not yet introduced added same same same same same same same
P KJPerMSup2K
not yet introduced not yet introduced added same same same same same same
P KmPerH
not yet introduced added same same same same same same same
P KmPerSSup2
not yet introduced added same same same same same same same
P KN
not yet introduced added same same same same same same same
P KNDashM
not yet introduced added same same same same same same same
P KNDashMPerDegree
not yet introduced added same same same same same same same
P KNDashMPerDegreePerM
not yet introduced added same same same same same same same
P KNDashMPerM
not yet introduced added same same same same same same same
P KNPerCmSup2
not yet introduced added same same same same same same same
P KNPerM
not yet introduced added same same same same same same same
P KNPerMmSup2
not yet introduced added same same same same same same same
P KNPerMSup2
not yet introduced added same same same same same same same
P KNPerMSup3
not yet introduced added same same same same same same same
P KPa
not yet introduced added same same same same same same same
P Krone
not yet introduced added same same same same same same same
P Ksf
not yet introduced added same same same same same same same
P Ksi
not yet introduced added same same same same same same same
P KV
not yet introduced added same same same same same same same
P KVA
not yet introduced added same same same same same same same
P KW
not yet introduced added same same same same same same same
P KWh
not yet introduced added same same same same same same same
P Lbf
not yet introduced added same same same same same same same
P LbfDashFt
not yet introduced added same same same same same same same
P LbfDashFtPerFt
not yet introduced added same same same same same same same
P LbForce
not yet introduced added same same same same same same same
P LbForceDashFt
not yet introduced added same same same same same same same
P LbForceDashFtPerFt
not yet introduced added same same same same same same same
P LbForcePerFt
not yet introduced added same same same same same same same
P LbForcePerFtSup2
not yet introduced added same same same same same same same
P LbForcePerFtSup3
not yet introduced added same same same same same same same
P LbForcePerInSup2
not yet introduced added same same same same same same same
P LbForceSPerFtSup2
not yet introduced not yet introduced added same same same same same same
P LbfPerFt
not yet introduced added same same same same same same same
P LbfPerFtSup2
not yet introduced added same same same same same same same
P LbfPerFtSup3
not yet introduced added same same same same same same same
P LbfPerInSup2
not yet introduced added same same same same same same same
P Lbm
not yet introduced added same same same same same same same
P LbMass
not yet introduced added same same same same same same same
P LbMassPerFt
not yet introduced added same same same same same same same
P LbMassPerFtDashH
not yet introduced added same same same same same same same
P LbMassPerFtDashS
not yet introduced added same same same same same same same
P LbMassPerFtSup2
not yet introduced added same same same same same same same
P LbMassPerFtSup3
not yet introduced added same same same same same same same
P LbMassPerH
not yet introduced not yet introduced added same same same same same same
P LbMassPerInSup3
not yet introduced added same same same same same same same
P LbMassPerLbDegreeF
not yet introduced not yet introduced added same same same same same same
P LbMassPerMin
not yet introduced not yet introduced added same same same same same same
P LbMassPerS
not yet introduced not yet introduced added same same same same same same
P LbmPerFt
not yet introduced added same same same same same same same
P LbmPerFtDashH
not yet introduced added same same same same same same same
P LbmPerFtDashS
not yet introduced added same same same same same same same
P LbmPerFtSup3
not yet introduced added same same same same same same same
P LbmPerInSup3
not yet introduced added same same same same same same same
P Lf
not yet introduced added same same same same same same same
P Liter
not yet introduced added same same same same same same same
P Lm
not yet introduced added same same same same same same same
P LmPerW
not yet introduced added same same same same same same same
P LPerH
not yet introduced not yet introduced added same same same same same same
P LPerMin
not yet introduced added same same same same same same same
P LPerS
not yet introduced added same same same same same same same
P LPerSKw
not yet introduced added same same same same same same same
P LPerSMSup2
not yet introduced added same same same same same same same
P LPerSMSup3
not yet introduced added same same same same same same same
P Lpm
not yet introduced added same same same same same same same
P Lps
not yet introduced added same same same same same same same
P LpsPerMSup2
not yet introduced added same same same same same same same
P Lx
not yet introduced added same same same same same same same
P MA
not yet introduced added same same same same same same same
P Mbh
not yet introduced not yet introduced added same same same same same same
P MBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added same
P MCaret2
not yet introduced added same same same same same same same
P MCaret3
not yet introduced added same same same same same same same
P Meter
not yet introduced added same same same same same same same
P MH2O
not yet introduced not yet introduced added same same same same same same
P MH2OPerM
not yet introduced not yet introduced added same same same same same same
P Min
not yet introduced added same same same same same same same
P MiPerSSup2
not yet introduced added same same same same same same same
P MJ
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added same same same
P Mm
not yet introduced added same same same same same same same
P MmCaret2
not yet introduced added same same same same same same same
P MmCaret3
not yet introduced added same same same same same same same
P MmH2O
not yet introduced not yet introduced added same same same same same same
P MmH2OPerM
not yet introduced not yet introduced added same same same same same same
P MmHg
not yet introduced added same same same same same same same
P MmSup2
not yet introduced added same same same same same same same
P MmSup2PerM
not yet introduced added same same same same same same same
P MmSup3
not yet introduced added same same same same same same same
P MmSup4
not yet introduced added same same same same same same same
P MmSup6
not yet introduced added same same same same same same same
P MN
not yet introduced added same same same same same same same
P MNDashM
not yet introduced added same same same same same same same
P MNDashMPerM
not yet introduced added same same same same same same same
P MNPerM
not yet introduced added same same same same same same same
P MNPerMSup2
not yet introduced added same same same same same same same
P MPa
not yet introduced added same same same same same same same
P MPerKN
not yet introduced added same same same same same same same
P MPerS
not yet introduced added same same same same same same same
P MPerSSup2
not yet introduced added same same same same same same same
P Mph
not yet introduced added same same same same same same same
P Ms
not yet introduced added same same same same same same same
P MSup2
not yet introduced added same same same same same same same
P MSup2KPerW
not yet introduced added same same same same same same same
P MSup2PerKN
not yet introduced added same same same same same same same
P MSup2PerKw
not yet introduced added same same same same same same same
P MSup2PerM
not yet introduced added same same same same same same same
P MSup2PerS
not yet introduced not yet introduced added same same same same same same
P MSup3
not yet introduced added same same same same same same same
P MSup3PerH
not yet introduced added same same same same same same same
P MSup3PerHMSup2
not yet introduced not yet introduced added same same same same same same
P MSup3PerHMSup3
not yet introduced not yet introduced added same same same same same same
P MSup3PerKg
not yet introduced not yet introduced added same same same same same same
P MSup3PerKN
not yet introduced added same same same same same same same
P MSup3PerS
not yet introduced added same same same same same same same
P MSup3PerWS
not yet introduced not yet introduced added same same same same same same
P MSup4
not yet introduced added same same same same same same same
P MSup6
not yet introduced added same same same same same same same
P MV
not yet introduced added same same same same same same same
P MW
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added same same same
P NDashM
not yet introduced added same same same same same same same
P NDashMPerM
not yet introduced added same same same same same same same
P Newton
not yet introduced added same same same same same same same
P NgPerPaSMSup2
not yet introduced added same same same same same same same
P NPerM
not yet introduced added same same same same same same same
P NPerMmSup2
not yet introduced added same same same same same same same
P NPerMSup2
not yet introduced added same same same same same same same
P NSPerMSup2
not yet introduced not yet introduced added same same same same same same
P OhmM
not yet introduced added same same same same same same same
P OneColon
not yet introduced added same same same same same same same
P Pa
not yet introduced added same same same same same same same
P PaDashS
not yet introduced added same same same same same same same
P PaPerM
not yet introduced added same same same same same same same
P Percent
not yet introduced added same same same same same same same
P PerMille
not yet introduced added same same same same same same same
P Pi
not yet introduced not yet introduced added same same same same same same
P Psf
not yet introduced added same same same same same same same
P Psi
not yet introduced added same same same same same same same
P Psia
not yet introduced added same same same same same same same
P Psig
not yet introduced added same same same same same same same
P Rad
not yet introduced added same same same same same same same
P RadPerS
not yet introduced added same same same same same same same
P Rpm
not yet introduced not yet introduced added same same same same same same
P Rps
not yet introduced not yet introduced added same same same same same same
P Second
not yet introduced added same same same same same same same
P Sf
not yet introduced added same same same same same same same
P SfHPerKbtu
not yet introduced added same same same same same same same
P SfPerMbh
not yet introduced added same same same same same same same
P SfPerTon
not yet introduced added same same same same same same same
P Shaku
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added same same same
P Shekel
not yet introduced added same same same same same same same
P SlopeDegree
not yet introduced added same same same same same same same
P Stf
not yet introduced added same same same same same same same
P TCO2ePerBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerFt
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerFtSup2
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerFtSup3
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerItem
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerKBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerKg
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerKWh
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerLb
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerM
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerMBtu
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerMSup2
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerMSup3
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P TCO2ePerMWh
not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced not yet introduced added
P Tf
not yet introduced added same same same same same same same
P TfDashM
not yet introduced added same same same same same same same
P TfDashMPerM
not yet introduced added same same same same same same same
P TfPerM
not yet introduced added same same same same same same same
P TfPerMSup2
not yet introduced added same same same same same same same
P Therm
not yet introduced added same same same same same same same
P Ton
not yet introduced added same same same same same same same
P Tonne
not yet introduced added same same same same same same same
P TonOfRefrigeration
not yet introduced added same same same same same same same
P Tonsf
not yet introduced added same same same same same same same
P UinPerInDegreeF
not yet introduced added same same same same same same same
P UkPound
not yet introduced added same same same same same same same
P UmPerMDegreeC
not yet introduced added same same same same same same same
P UsDollar
not yet introduced added same same same same same same same
P Usft
not yet introduced added same same same same same same same
P Usgph
not yet introduced added same same same same same same same
P Usgpm
not yet introduced added same same same same same same same
P UsTonnesForceSt
not yet introduced added same same same same same same same
P UsTonnesForceT
not yet introduced added same same same same same same same
P UsTonnesForceTons
not yet introduced added same same same same same same same
P UsTonnesMassSt
not yet introduced added same same same same same same same
P UsTonnesMassT
not yet introduced added same same same same same same same
P UsTonnesMassTons
not yet introduced added same same same same same same same
P VA
not yet introduced added same same same same same same same
P VAPerFtSup2
not yet introduced not yet introduced not yet introduced added same same same same same
P VAPerMSup2
not yet introduced not yet introduced not yet introduced added same same same same same
P Volt
not yet introduced added same same same same same same same
P Watt
not yet introduced added same same same same same same same
P WMinPerFtSup3
not yet introduced not yet introduced added same same same same same same
P Won
not yet introduced added same same same same same same same
P WPerFt
not yet introduced not yet introduced added same same same same same same
P WPerFtSup2
not yet introduced added same same same same same same same
P WPerFtSup3
not yet introduced added same same same same same same same
P WPerM
not yet introduced not yet introduced added same same same same same same
P WPerMK
not yet introduced added same same same same same same same
P WPerMSup2
not yet introduced added same same same same same same same
P WPerMSup2K
not yet introduced added same same same same same same same
P WPerMSup3
not yet introduced added same same same same same same same
P WSPerMSup3
not yet introduced not yet introduced added same same same same same same
P YdCaret3
not yet introduced not yet introduced not yet introduced not yet introduced added same same same same
P YdSup3
not yet introduced not yet introduced not yet introduced not yet introduced added same same same same
P Yen
not yet introduced added same same same same same same same

Per-version detail

Click a version below to see what changed in that release vs your current frame (2021).
Not present in: 2020, 2025, 2025.3, 2026, 2027
2021 current

Changes in 2022 vs 2021 46 added

Flip API Versions →

Added in 2022 (new since 2021)

BtuPerFtSup2DegreeF CdPerFtSup2 Cfh Colon1 DollarHPerBtu DollarPerBtu DollarPerFtSup2 DollarPerMSup2 DollarPerW DollarPerWH FtSup2PerS FtSup3HPerMinBtu FtSup3PerH FtSup3PerLbMass JPerMSup2K KgPerH KgPerKgK KgPerMH KgPerMin KgPerMS KgPerS KJPerMSup2K LbForceSPerFtSup2 LbMassPerH LbMassPerLbDegreeF LbMassPerMin LbMassPerS LPerH Mbh MH2O MH2OPerM MmH2O MmH2OPerM MSup2PerS MSup3PerHMSup2 MSup3PerHMSup3 MSup3PerKg MSup3PerWS NSPerMSup2 Pi Rpm Rps WMinPerFtSup3 WPerFt WPerM WSPerMSup3

Changes in 2023 vs 2021 48 added

Flip API Versions →

Added in 2023 (new since 2021)

BtuPerFtSup2DegreeF CdPerFtSup2 Cfh Colon1 DollarHPerBtu DollarPerBtu DollarPerFtSup2 DollarPerMSup2 DollarPerW DollarPerWH FtSup2PerS FtSup3HPerMinBtu FtSup3PerH FtSup3PerLbMass JPerMSup2K KgPerH KgPerKgK KgPerMH KgPerMin KgPerMS KgPerS KJPerMSup2K LbForceSPerFtSup2 LbMassPerH LbMassPerLbDegreeF LbMassPerMin LbMassPerS LPerH Mbh MH2O MH2OPerM MmH2O MmH2OPerM MSup2PerS MSup3PerHMSup2 MSup3PerHMSup3 MSup3PerKg MSup3PerWS NSPerMSup2 Pi Rpm Rps VAPerFtSup2 VAPerMSup2 WMinPerFtSup3 WPerFt WPerM WSPerMSup3

Changes in 2024 vs 2021 50 added

Flip API Versions →

Added in 2024 (new since 2021)

BtuPerFtSup2DegreeF CdPerFtSup2 Cfh Colon1 DollarHPerBtu DollarPerBtu DollarPerFtSup2 DollarPerMSup2 DollarPerW DollarPerWH FtSup2PerS FtSup3HPerMinBtu FtSup3PerH FtSup3PerLbMass JPerMSup2K KgPerH KgPerKgK KgPerMH KgPerMin KgPerMS KgPerS KJPerMSup2K LbForceSPerFtSup2 LbMassPerH LbMassPerLbDegreeF LbMassPerMin LbMassPerS LPerH Mbh MH2O MH2OPerM MmH2O MmH2OPerM MSup2PerS MSup3PerHMSup2 MSup3PerHMSup3 MSup3PerKg MSup3PerWS NSPerMSup2 Pi Rpm Rps VAPerFtSup2 VAPerMSup2 WMinPerFtSup3 WPerFt WPerM WSPerMSup3 YdCaret3 YdSup3