This brand new first reader of the oilwell drilling industry features 193 full-color illustrations. It covers drilling processes, both on land and offshore, from exploration to completion and explains such procedures as site preparation, rig up, and normal drilling operations. It also describes and explains the use of rig components from the crown to the bit and the parts in between. Readers also learn about the companies and the personnel required to drill a well. A glossary of drilling terms is included.