"Hydraulic Fracking" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings)
. Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
A drilling technology in which NATURAL GAS is extracted from large deposits of impermeable rock formations known as shale, deep within the earth’s crust. This drilling technique involves injecting large volumes of high-pressure fracturing fluid (a mixture of water, sand, and chemicals) several thousand feet underground, thereby creating cracks or fissures in the shale formation, and releasing trapped gas.
- Hydraulic Fracking
- Fracking, Hydraulic
- Hydraulic Fracturing
- Fracturing, Hydraulic
Below are MeSH descriptors whose meaning is more general than "Hydraulic Fracking".
Below are MeSH descriptors whose meaning is more specific than "Hydraulic Fracking".
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