The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- fixed cost (0 members)
- nanomolar (0 members)
- kinetic energy storage function (0 members)
- megaHertz (0 members)
- Issue Label (0 members)
- economic life time (0 members)
- transport (3 members)
- nuclear fuel (3 members)
- CO2 emission value (0 members)
- femto (0 members)
- mass volume percentage (0 members)
- rotor diameter (0 members)
- closed-loop pumped hydro storage power plant (0 members)
- energy storage capacity (0 members)
- marine current energy (0 members)
- zepto (0 members)
- OSW8e353a702f1a5e1c8760770961c72185 (1 member)
- nitrogen oxides (2 members)
- Covalent Bond (0 members)
- energy market exchange (1 member)
- compressed gas engine (0 members)
- curation status specification (0 members)
- supply system (1 member)
- Knotenversion (0 members)
- Bleibende Dehnung (0 members)
- tank (1 member)
- OSW8ebe4c634c0652b2949f75ed62f1267f (1 member)
- Test ontology class B11 (0 members)
- pollution (1 member)
- temporal region (2 members)
- factsheet (4 members)
- supply grid (3 members)
- hydrogen turbine (0 members)
- physical method (0 members)
- united states customary teaspoon (0 members)
- chemical energy transfer (0 members)
- Prüfstück Name (0 members)
- motorised vehicle (3 members)
- Obere Streckgrenze (0 members)
- amount per container (2 members)
- obo basic subset ontology module (0 members)
- heating oil (0 members)
- frequency unit (3 members)
- contact person (0 members)
- External person (0 members)
- zetta (0 members)
- Bereitgestellter Identifikator (2 members)
- primary energy carrier mining (0 members)
- millisievert (0 members)
- Oberflächenrauheit (0 members)