# Federal Register
1 - 1910.1053(l) - 82:2470-2757 - Occupational Exposure to Beryllium - PDF
2 - 1910.1053(l) - 81:48708-48710 - Occupational Exposure to Respirable Crystalline Silica; Approval of Collections of Information - PDF
# Regulations
1 - - Respirable crystalline silica.