The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- ElectrolyteRole (0 members)
- LinearElectricCurrentDensity (0 members)
- AluminiumAtom (0 members)
- PouchCellManufacturing (0 members)
- ChemicalComposition (0 members)
- SurfaceAreaPerVolume (0 members)
- RotatingRingDiskElectrode (0 members)
- PhaseDifference (0 members)
- MechanicalEfficiency (0 members)
- ActivationOverpotential (0 members)
- StandardElectrodePotential (0 members)
- TimeMeasurement (0 members)
- MolarElectrochemicalPotential (0 members)
- HeatCapacity (0 members)
- EMMO (0 members)
- IsentropicExponent (0 members)
- Electron (0 members)
- Millilitre (0 members)
- TemporallyRedundant (0 members)
- SeleniumAtom (0 members)
- GrandCanonicalPartionFunction (0 members)
- CoefficientOfThermalExpansion (0 members)
- PH (0 members)
- Sodium (0 members)
- GoldSymbol (0 members)
- BatteryCellManufacturing (0 members)
- Speed (0 members)
- AmountOfSubstance (0 members)
- ThermalInsulance (0 members)
- AgedElectrochemicalCell (0 members)
- SolidMixing (0 members)
- MagneticDipoleMoment (0 members)
- Recipe (0 members)
- AcceptorDensity (0 members)
- SINonCoherentUnit (0 members)
- CellVoltageMeasurement (0 members)
- SaturatedCalomelElectrode (0 members)
- FormatedElectrochemicalCell (0 members)
- BatteryComponent (0 members)
- ThuliumAtom (0 members)
- Product (0 members)
- ConductiveAdditive (0 members)
- BondedAtom (0 members)
- InternalEnergy (0 members)
- NonActivePower (0 members)
- Cathode (0 members)
- CriticalTemperature (0 members)
- SiliconGraphiteElectrode (0 members)
- Sintering (0 members)
- MuonNeutrino (0 members)