18 July 2017

Vapor-proof

A term used to describe a product which is not susceptible to the action of gases or other vapors. Its principal application on a drilling rig […]
25 July 2017

Viscosity

A measure of a liquid’s resistance to flow. The viscosity of petroleum products or mud is usually expressed and measured by the time it takes for […]
18 July 2017

Vug

1) a cavity in a rock. 2) a small cavern, larger that a pore but too small to contain a person. Typically found in limestone subject […]