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crude oil

noun
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variants: or crude petroleum

Definition of crude oil

: petroleum as it occurs naturally, as it comes from an oil well, or after extraneous substances (as entrained water, gas, and minerals) have been removed

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“Crude oil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crude%20oil. Accessed 15 Jul. 2020.

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