§ 13.13. Odorizing.
(a) All liquefied petroleum gases shall be effectively odorized so as to give positive indication, by distinctive odor, of the presence of gas in case of leakage, unless this requirement is waived when no useful purpose can be gained, and upon approval by the Board.
(b) The degree of odorization shall be at least that produced by the use of one pound of ethyl mercaptan, 1 pound of thiophane, or 1 2/5 pounds of amyl marcaptan per 10,000 gallons of liquefied petroleum gas or equivalent.
This section cited in 34 Pa. Code § 13.4 (relating to scope); and 34 Pa. Code § 13.96 (relating to filling of cylinders).
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