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Re: None

Thursday, 05/20/2021 10:15:07 AM

Thursday, May 20, 2021 10:15:07 AM

Post# of 1761
Coal cleaning is a process by which impurities such as sulfur, ash, and rock are removed from coal to upgrade its value.

https://www3.epa.gov/ttn/chief/ap42/ch11/final/c11s10.pdf