definiens: means any chemical, pollutant, contaminant, pesticide, fungicide, rodenticide, poison, petroleum or petroleum product, radioactive substance, biological material, genetically modified organism, wastes ( including solid, hazardous, extremely hazardous, special, dangerous, or toxic ), any substance, chemical ormaterial regulated, listed, limited or defined as such under any Environmental Law, including : ( a ) any by - products, derivatives, or combinations of such material ; ( b ) lead, asbestos, asbestos - containing material, presumed asbestos - containing material, poly - chlorinated biphenyls, solvents and waste oil, and mold or other indoor air contaminants;(c ) any or as defined under Environmental Laws;(d ) any as defined under RCRA, or any Environmental Law applicable to the management of waste;and ( e ) any other substance which may be subject of regulatory action by any Governmental Entity in connection withany Environmental Law