Industrial hygiene
Subtitle: sampling for silica and noise : metal and nonmetal specialized training--student text material
Series: [Instruction guide series] -- IG 13a; Instruction guide series -- MSHA IG 13 a.
Publisher: U.S. Department 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; Mine dusts; Mineral industries; Noise; Measurement; Mine safety
Notes: Shipping list no.: 99-0326-P.