['Specialized Industries']

['Mining']

07/19/2025

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§57.22106 Dust containing volatile matter (I-C mines).

...

§57.22106 Dust containing volatile matter (I-C mines).

RegSense CFR Regulations Mining Specialized Industries CFR Section English Focus Area USA

Dust containing volatile matter shall not be allowed to accumulate on the surfaces of enclosures, facilities, or equipment used in surface milling in amounts that, if suspended in air, would become an explosive mixture. An explosive mixture of dust containing volatile matter is 0.02 ounce or more per cubic foot of air.

['Specialized Industries']

['Mining']

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