definiens: means any Judgments or Proceedings involving allegations ofliability arising under Environmental Law . The term means any Law relating to pollution orprotection of human health or safety or the environment, including Laws relating to Releases or threatened Releases ofHazardous Materials or otherwise relating to the manufacture, processing, distribution, use, treatment, storage, transport, handling or management of or exposure to Hazardous Materials . The term means ( A ) petroleumand petroleum by - products, asbestos and asbestos - containing materials, radioactive materials silica, radon gas, urea, formaldehyde, foam insulation, dielectric fluid, medical or infectious wastes, or polychlorinated biphenyls and ( B ) anymaterial, substance or waste that is defined or regulated as hazardous or toxic by any applicable Environmental Law . Theterm means any release, spill, emission, leaking, pumping, pouring, emitting, emptying, discharging, injecting, escaping, leaching, dumping, disposing or migrating into or through the environment