nonmetals

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nonmetals,

n.pl a fundamental grouping of elements like sulfur, carbon, hydrogen, and oxygen in the periodic table that have similar chemical and physical properties; they are insulators or semiconductors and form ionic bonds with metals and covalent bonds with other nonmetals.
References in periodicals archive ?
Helium He -272 Nonmetal Hydrogen -259 Neon -249 Oxygen -218 Nitrogen -210 Chlorine -101 Mercury -39 Francium 27 Rubidium 39 Sulfur 113 Silver 962 Gold 1,064 Iron 1,535 Tungsten 3,410 Carbon 3,500 SOURCE: www.
Place water in a shallow 1- to 1-1/2-quart nonmetal container.
Following publication of the regulation, metal and nonmetal mines have up to 18 months to reach compliance with the interim concentration limit in their underground operations.
which pioneered the nonmetal cleat in 1993 and has about 70 percent of that market.
Lay fish open, skin down, on a 9- to 10-inch nonmetal dinner plate.
This fall of face/rib/highwall fatality was the first metal and nonmetal mining death reported in 2017.
Metal and nonmetal mines experienced a continued reduction in citations and orders, dropping from 63,601 in 2011 to 60,680 in 2012, a 5% reduction.
coal, metal and nonmetal mining operations for their outstanding safety record in 2011.
Instead, this nonmetal combines with calcium (Ca) and fluorine (F) to form a mineral (naturally occurring solid with a uniform structure) called apatite.
Place almonds in a 9-inch nonmetal pie pan or plate.
The Mine Safety and Health Administration (MSHA) issued a "Metal and Nonmetal Mine Safety Alert Preventing Fall of Person Accidents.
The Bush administration plans to create 55 new inspector jobs at coal, metal, and nonmetal mines, in addition to 21 new jobs to staff the newly established Office of Small Mine Health and Safety, 11 to improve safety and prevent accidents of the kind in the recent past.