Regulated Substance

(a) Any substance defined in the Comprehensive Environmental
Response, Compensation, and Liability Act (CERCLA) of 1980 (but
not including any substance regulated as a hazardous waste) or
(b) petroleum, including crude oil or any fraction thereof that
is liquid at standard conditions of temperature and pressure.
Petroleum and petroleum-based substances are comprised of a
complex blend of hydrocarbons derived from crude oil through
processes of separation, conversion, and finishing, such as
motor fuels, jet fuels, distillate fuel oils, residual fuel
oils, lubricants, petroleum solvents, and used oils.