The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- SodiumCobaltOxideElectrode (0 members)
- Tessellation (1 member)
- Casting (0 members)
- OXylene (0 members)
- Powder (0 members)
- Calendering (0 members)
- DensityOfHeatFlowRate (0 members)
- MolarEnthalpy (0 members)
- TotalCrossSection (0 members)
- CalciumAirBattery (0 members)
- ElectricSusceptibility (0 members)
- Insertion alignment (0 members)
- Weber (0 members)
- NumberOfTurnsInAWinding (0 members)
- MilliVoltPerMetre (0 members)
- HassiumSymbol (0 members)
- SolidStateBattery (0 members)
- SquareMetreSquareHertz (0 members)
- P4DModel (0 members)
- CelsiusTemperatureData (0 members)
- LengthB (0 members)
- SecondaryBattery (11 members)
- ParallelConnection (0 members)
- ModulusOfImpedance (0 members)
- Computation (3 members)
- MaterialByStructure (2 members)
- CopperIIChlorate (0 members)
- VanadiumAtom (0 members)
- GramPerKiloMetre (0 members)
- CurrentScanRate (0 members)
- SquareMetreKelvinPerWatt (0 members)
- SparkPlasmaSintering (0 members)
- StoichiometricCoefficient (4 members)
- Ion (2 members)
- VoltageHold (3 members)
- NeelTemperature (0 members)
- IonizationEnergy (0 members)
- Electrodeposition (1 member)
- NiobiumSymbol (0 members)
- Piezoelectric pressure sensors (0 members)
- none (Material) (0 members)
- Device (1 member)
- OSWf0fec2df41f04412b28a592858c065f0 (2 members)
- CrystallineMaterial (1 member)
- NonAgent (0 members)
- AmericiumSymbol (0 members)
- Energy Efficiency Calculation (0 members)
- MolePerKilogram (0 members)
- LithiumBisfluorosulfonylimide (0 members)
- AntiMatter (0 members)