skim pit
Noun
Meaning
skim pit (plural skim pits)
(petroleum mining) An open-air pit into which a mixture of oil and water is pumped and left to separate so that the oil can be extracted.
Noun
skim pit (plural skim pits)
(petroleum mining) An open-air pit into which a mixture of oil and water is pumped and left to separate so that the oil can be extracted.