Gaseous fuel
Gaseous fuel includes, but is not limited to, natural gas, process gas, landfill gas, coal derived gas, solid oil-derived gas, refinery gas, and biogas.
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: