(Health hazards) may include an overexposure to silica.Logical formLearned from2 sentences. Exposures to (silica dust) may occur during a manufacturing of cement.Logical formLearned from2 sentences. Crystalline silica can be (lung carcinogen).Logical formLearned from2 sentences. Workers may be exposed to concentrations of silica.Logical formLearned from2 sentences. (Silica exposures) may be found at (fabrication facilities).Logical formLearned from2 sentences. Occupational exposure to (silica dust) may produce silicosis.Logical formLearned from2 sentences. Crystalline silica can be a component of sand.Logical formLearned from2 sentences. A (silica exposure) can be airborne.Logical formLearned from2 sentences. An (emphasis program) may be directed to reducing (worker exposure) to silica.Logical formLearned from2 sentences. (Worker exposure) can be to silica.Logical formLearned from2 sentences. Machines may cut of silica.Logical formLearned from2 sentences. Silica can be (lung carcinogen).Logical formLearned from2 sentences. (Sample results) may indicate concentrations of silica.Logical formLearned from2 sentences. (Silica exposure) can be common.Logical formLearned from2 sentences. A result may pertain-to a (silica partnership).Logical formLearned from2 sentences.