S-2.1, r. 4 - Safety Code for the construction industry

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2.10.8. Protection of respiratory passages: The impurities in the air of a work environment shall be eliminated at their emission point so that their concentration is reduced to a level lower than the permissible values indicated in Schedule I to the Regulation respecting occupational health and safety (chapter S-2.1, r. 13).
R.R.Q., 1981, c. S-2.1, r. 6, s. 2.10.8; O.C. 885-2001, s. 366.