There is no regulation for supplements by the government, which has  led to a lot of controversy in the media lately. Since there is no  standard for regulating supplements,â¦ some companies have been under  scrutiny for being misleading on the ingredients in their  supplements. If you do choose to take a supplement, be sure to do  your research so that you know what is going into your body and how  it may react.
Shale is a fine-grained sedimentary rock that forms from the compaction of silt and clay-size mineral particles that we commonly call mud. This composition places shale in a category of sedimentary rocks known as mudstones.
DEFINITION of 'Shale Oil '. A type of unconventional oil found in shale formations. Shale oil can refer to two types of oil. It may refer to crude oil that is found within shale formations, or to oil that is extracted from oil shale. Oil shale is a type of sedimentary rock that has low permeability, and which has bituminous-like solids that can be liquefied during the extraction process.