Hazmat definition. “Hazardous Materials” means any substance, element, compound, mixture or solution: (a) the presence of which requires investigation or remediation under any federal, state or county statute, regulation, ordinance, order, action, and/or policy (collectively the “Environmental Laws”) or common law; or (b) which is now or at any time hereafter in effect becomes defined as a “hazardous waste,” “hazardous substance,” pollutant or contaminant under any Environmental Laws; petroleum, fuel oil, sludge, crude oil or residue, trichloropropane; or (c) which is toxic, explosive, corrosive, flammable, infectious, radioactive, carcinogenic, mutagenic, or otherwise hazardous and is or becomes regulated by any governmental authority; or (d) the presence of which causes or threatens to cause a nuisance upon or within the Use Area, the Facility, and/or the UH Campus, or to adjacent properties or poses or threatens to pose a hazard to the health or safety of persons, to property or to the environment.
