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.
Compressed Helium Gas & Liquid Helium We offer liquid helium and helium gas in a variety of purities and concentrations. Helium is valued as a gas for lifting, breathing, leak detection, shielding, its inert properties and as a liquid for cooling.