About 22% of the energy used in the U.S. comes from natural gas. There are about 300,000 miles of natural gas pipelines in the lower 48 states and 425,000 gas producing wells. The history of natural gas.
thru-hole. A circuit board packaging technique in which the leads (pins) on discrete components and chips are inserted through holes in the printed circuit board and soldered from beneath.
Glory hole (sexual slang) A glory hole in a lavatory. A glory hole (also spelled gloryhole and glory-hole) is a hole in a wall, or other partition, often between public lavatory stalls or adult video arcade booths, for people to engage in sexual activity or observe the person in the next cubicle while one or both parties masturbate.