The definition of treacherous is someone who is guilty of dishonesty or betrayal, or something that is dangerous or hazardous. An example of treacherous is someone you thought was your friend who shares your secrets with everyone.
Natural Gas Service Group, Inc. Combined with innovative product advancements, cutting edge design, state-of-the-art equipment, exclusive product affiliations, and superior service, Natural Gas Services Group, Inc. (NGSG) is a premier provider of natural gas compression equipment and industrial flare systems.
Save. Compression rings, also called compression fittings, are used in plumbing to either connect two pipes together or connect a single pipe to a valve such as a water shutoff. The actual ring is a flexible rubber circle that sits under a metal nut and gets compressed when the nut is tightened.