industrial hygiene laboratory Articles
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Silica Exposure to Workers in Oil and Gas Hydraulic Fracking
Exposure to High Levels of Crystalline Silica Silica exposure to workers is nothing new. Also hydraulic fracturing or “fracking” is nothing new either. What’s new is the number of workers exposed to high levels of crystalline silica as the oil and gas “fracking” industry has gone into high gear. The use of a large volume of sand as a proppant—to “prop ...
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Welding Fume Hazards – Testing/Sampling for Welding Fumes
Welding Fumes, Hazard to Welder’s Health Welding fumes contain a variety of metals, gases, and chemicals that can wreak havoc on a welder’s lungs. The smoke emitted from welding may contain hexavalent chromium especially when welding on stainless steel. It may also contain lead, manganese, cadmium, nickel, zinc and any other metals that are components of the welded metal and the ...
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Welding Fume Health Hazards – There are Many!!!
Welding fumes contain a variety of metals, gases, and chemicals that can wreak havoc on a welder’s lungs. The smoke emitted from welding may contain hexavalent chromium especially when welding on stainless steel. It may also contain lead, manganese, cadmium, nickel, zinc and any other metals that are components of the welded metal and the welding rod/wire/stick. All welding emits fumes ...
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Mycotoxins: Emergent Health Issue in IAQ
Untitled Document What are mycotoxins? The name mycotoxin is derived from the Greek word 'mykes' meaning fungus and the Latin word 'toxicum' meaning poison. Mycotoxins are secondary metabolites produced by fungi (including moulds) that cause illness or death in humans or animals, typically through ingestion. Some mycotoxins are also toxic to plants or ...
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