Class: ReleaseOfHazardousSubstance

•owl:Thing
        •SpatioTemporalThing
                •Perdurant
                        •Event
                                •Phenomenon
                                        •HazardousPhenomenon
                                                •ChemicalHazard
                                                        •ReleaseOfHazardousSubstance

Super Classes

ChemicalHazard

Usage

Class Description/Definition (Necessary Conditions)

Earthquake
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