The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- ChemicalProcess (0 members)
- VolumePerAmountDimension (0 members)
- ZincCarbonBattery (0 members)
- HybridFlowBattery (0 members)
- TemporallyFundamental (0 members)
- FORTRAN (0 members)
- Torque (0 members)
- R1865 (0 members)
- DampingCoefficient (0 members)
- SyntheticGraphite (0 members)
- GeologicalLocation (0 members)
- ElectricChargeDimension (0 members)
- R2023 (0 members)
- Chemical (0 members)
- FabricatedElectrodeRole (0 members)
- ElectronNumberOfAnElectrochemicalReaction (0 members)
- NonNumericalData (0 members)
- KineticEnergy (0 members)
- CylindricalCell (0 members)
- MonetaryValue (0 members)
- CCCVCycling (0 members)
- GraphiteElectrode (0 members)
- IsobaricHeatCapacity (0 members)
- DoubleLayer (0 members)
- BaseQuantity (0 members)
- Tesla (0 members)
- StandardUnit (0 members)
- Strain (0 members)
- SquareCentimetre (0 members)
- NiobiumAtom (0 members)
- CycledElectrochemicalCell (0 members)
- MolarGasConstant (0 members)
- UltrasonicWelding (0 members)
- LondonPenetrationDepth (0 members)
- MolarGibbsEnergy (0 members)
- LithiumMetalBattery (0 members)
- MeanFreePath (0 members)
- Python (0 members)
- FabricatedElectrochemicalCell (0 members)
- Constant (0 members)
- RedoxReaction (0 members)
- LiFePO4 (0 members)
- CycleLife (0 members)
- LiCF3SO3 (0 members)
- TransitionTime (0 members)
- MolarHelmholtzEnergy (0 members)
- ElectrochemicalQuantity (0 members)
- PerAmountDimension (0 members)
- PoloniumSymbol (0 members)
- ElectromagneticQuantity (0 members)