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.
If gas is compressed, then cooled (in an intercooler), then compressed again, the process is called polytropic compression (polytropic means 'many stages'). Purpose of polytropic compression. In order to make compression more efficient it needs to be as close as possible to isothermal.