Class: Substance
Super Classes
Usage
Class Description/Definition (Necessary Conditions)
BiologicallyActiveSubstance,
Chemical,
ConstructionMaterial,
CrystallineSubstance,
DissolvedSubstance,
GaseousSubstance,
HazardousSubstance,
LiquidSubstance,
MixedSubstance,
NaturalResource,
ParticulateSubstance,
RefinedSubstance,
Sediment,
SolidSubstance,
TraceSubstance Domain of