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New Hampshire Code of Administrative Rules
Env-A
Chapter 2400
Ferrous and Non-ferrous Foundries, Smelters, and Investment Casting Operations
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2401
Purpose and Applicability
2402
Ferrous Foundries Installed Prior to or on May 12, 1971
2403
Ferrous Foundries Installed After May 12, 1971
2404
Non-ferrous Foundries, Smelters, or Investment Castings