§142.4. Duties of lessees, permittees, and persons responsible for actual operations. — Inbound Citations

(b) Before personnel enter an atmosphere specified under ANSI Z88.2 requiring the use of respiratory protection equipment, the persons listed in § 142.4 shall ensure that the personnel entering the atmosphere—

(1) Follow the procedures stated in section 6 of ANSI Z88.2 concerning the proper selection of a respirator and individual fit testing; and

(2) Are trained in the matters set forth in section 7 of ANSI Z88.2 concerning proper use of the equipment to be used and in the generally recognized short and long term harmful effects of exposure to the atmosphere involved.