Oil shale also known as
kerogen shale, is an organic rich fine-grained' grained sedimentary rock containing a solid mixture of organic chemical compounds from which liquid hydrocarbons called shale oil, crude oil occurring naturally in shale can be produced.
(A more scientific name for oil shale is
kerogen shale, a kind of sedimentary rock with oil trapped inside it).
Oil shale, also known as
kerogen shale, is an organic-rich fine-grained sedimentary rock containing kerogen (a solid mixture of organic chemical compounds) from which liquid hydrocarbons called shale oil (not to be confused with tight oil crude oil occurring naturally in shales) can be produced.