For many years Americans have enjoyed the news broadcasts and contemporary information that has been presented by Paul Harvey on the radio. In particular, one segment of his show that reveals very ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

The petroleum industry uses solids-free brines for completion and work over fluids. Operators must use brine densities sufficient to produce the required overbalance for well control, usually 200 psi ...