34 Pa. Code § 13.153
Current through Register Vol. 55, No. 1, January 4, 2025
All crushing mills, grinding mills and sieving machines, operating on material in a dry state, if containing lead in any form shall be connected with an efficient air exhaust and dust-collecting system as provided for in § 13.148(c) (relating to carbonate of lead or white lead; Old Dutch Process).
34 Pa. Code § 13.153