The current issue of "On the Job," a newsletter aimed at construction workers, funded by The Center to Protect Workers' Rights (CPWR) and based at the George Washington University Dept. of Environmental-Occupational Health, contains several articles about the hazards of working with silica dust. Welding fumes, phosgene exposures and contact dermatitis are also covered.Many types of construction tasks can expose workers to silica, the lead article says. "Cutting concrete and sand blastin
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