Miners exposed for short periods to gas-, dust-, fume-, and mist-inhalation hazards shall wear permissible respiratory equipment. Dust shall be controlled by the use of permissible dust collectors or other approved methods.
W. Va. Code § 22A-2-48
Miners exposed for short periods to gas-, dust-, fume-, and mist-inhalation hazards shall wear permissible respiratory equipment. Dust shall be controlled by the use of permissible dust collectors or other approved methods.
W. Va. Code § 22A-2-48