Final answer:
Under CERCLA, Potentially Responsible Parties (PRPs) are individuals or companies responsible for the release of hazardous substances into the environment. Examples of PRPs include manufacturing companies, waste disposal contractors, or property owners.
Step-by-step explanation:
Under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), Potentially Responsible Parties (PRPs) are individuals or companies responsible for the release of hazardous substances into the environment. PRPs can include the current owners or operators of a site, the past owners or operators at the time of the release, or any entity that arranged for the disposal of the hazardous substances. Examples of PRPs could be manufacturing companies, waste disposal contractors, or property owners.