Today's approach to protecting employees from the heavy metals.
D004781:Environmental Exposure; D006801:Humans; D007883:Legislation, Medical; D008397:Masks; D008452:Maximum Allowable Concentration; D008670:Metals / Q000032:analysis / Q000506:poisoning; D009784:Occupational Diseases / Q000517:prevention & control*; D009787:Occupational Medicine; D011041:Poisoning / Q000517:prevention & control; D011482:Protective Devices; D014481:United States; D014691:Ventilation
D008670:Metals