S-2.1, r. 15 - Regulation respecting safety and health in foundry works

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137. When the air is supplied by a compressor, it shall be equipped with:
(a)  an air cooler to eliminate carbon monoxide produced by an overheating;
(b)  a separator, filter or other apparatus to collect the impurities, especially oil mist, rust, water; and
(c)  a pressure regulator.
R.R.Q., 1981, c. S-2.1, r. 20, s. 137.