Oil
Oil means crude oil or petroleum or a fuel derived from crude oil or petroleum, including distillate and residual oil, solid oil-derived fuel (e.g., petroleum coke) and gases derived from solid oil-derived fuels (not meeting the definition of natural gas).
Source
40 CFR § 63.10042
Scoping language
Terms used in this subpart are defined in the Clean Air Act (CAA), in 63.2 (the General Provisions), and in this section as follows: