Industrial hygiene
Subtitle: sampling for silica and noise : metal and nonmetal specialized training--student text material
Contributors: National Mine Health and Safety Academy
Series: [Instruction guide series] -- IG 13a; Instruction guide series -- MSHA IG 13 a
Publisher: U.S. Dept. of Labor, Mine Safety and Health Administration, National Mine Health and Safety Academy
Published: 1999
Place of publication: [Beckley, W. Va.?]
Language: eng
Subjects: Silica -- Sampling -- United States; Mine dusts -- Sampling -- United States; Mineral industries -- United States -- Noise -- Measurement; Mine safety -- United States
Notes: Shipping list no.: 99-0326-P