| http://www.w3.org/ns/prov#value | - Silica exposure occurs in a wide range of industries and occupations, including the ???dusty trades??? (such as mining and quarrying), potteries or ceramics, foundries, and various tasks in construction and manufacturing.7 Epidemiologic studies on the relationship between silica exposure and lung cancer have been primarily industry-based and include various ore mining and quarries, granite product
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