Lime

Lime is the generic term for a variety of chemical compounds that are produced by the calcination of limestone or dolomite. These products include but are not limited to calcium oxide, high-calcium quicklime, calcium hydroxide, hydrated lime, dolomitic quicklime, and dolomitic hydrate.

Source

40 CFR § 98.6

Scoping language

All terms used in this part shall have the same meaning given in the Clean Air Act and in this section.