What is liquefaction and give an example of one?

When earthquakes occur near loose, sandy, saturated soils, the shaking can turn the ground into liquid. This phenomenon, called liquefaction, can be destructive to your utility because treatment and administrative buildings

Explanation:

Answer to Dangers of Eathquakes

Liquefaction ... As an example of the latter, a "major commercial application of liquefaction is the liquefaction of air to allow separation of the constituents, such as oxygen, nitrogen, and the noble gases." Another is the conversion of solid coal into a liquid form usable as a substitute for liquid fuels.