The pumpjack, like the one I painted above, many are found south of Midland, Texas, and is a common sight in West Texas, and is not to be confused with the Derrick.
An Oil Well is a general term for any boring through the Earth’s surface that is designed to find and acquire petroleum oil hydrocarbons. Usually some natural gas is produced along with the oil. A well that is designed to produce mainly or only gas may be termed a gas well, as per Wikipedia.
Deb Adams, copyright 2012