Define thermionic. thermionic synonyms, thermionic pronunciation, thermionic translation, English dictionary definition of thermionic. n. An electrically charged particle, especially an electron, emitted by a conducting material at high temperatures. thermâ²iÂ·onâ²ic adj. adj of, relating to,...
Looking for the definition of LPG? Find out what is the full meaning of LPG on Abbreviations.com! 'Liquefied Petroleum Gas' is one option -- get in to view more @ The Web's largest and most authoritative acronyms and abbreviations resource.
LPG is prepared by refining petroleum or wet natural gas, and is almost entirely derived from fossil fuel sources, being manufactured during the refining of petroleum (crude oil), or extracted from petroleum or natural gas streams as they emerge from the ground.PG is heavier than air, unlike natural gas, and thus will flow along floors and tend to settle in low spots, such as basements. There are two main dangers from this. The first is a possible explosion if the mixture of LPG and air is within the explosive limits and there is an ignition source.