“Proppants” means materials inserted or injected into the underground geologic formation that are intended to prevent fractures from closing.
Cal. Pub. Res. Code § 3154
Well Stimulation
Added by Stats. 2013, Ch. 313, Sec. 2
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.