13 Terms
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Plumbing
Referring to the skilled trade of working with pipes and plumbing fixtures that provide water or drain waste.
Industry: Construction
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Plumbing
grain per gallon (GPG)
Construction; Plumbing
A common basis for reporting water analyses in the United States and Canada; one grain per U.S. gallon equals 17.12 milligrams per liter (mg/1) or parts per million (ppm). One grain per British ...
grease trap
Construction; Plumbing
A device that captures grease entering a system before it reaches the sewer lines. Usually used in commercial applications such as restaurants or cafeterias.
greensand
Construction; Plumbing
A natural mineral, primarily composed of complex silicates, which possesses ion exchange properties.
lean mixture
Construction; Plumbing
An air-gas mixture that contains more air than needed for complete combustion of the gas.
