脏煤 Traditional form: 髒煤 Pinyin (reading): zāngméi Definitions: dirty coal; muck (from a colliery) Characters: 脏 - organs, viscera; dirty, filthy 煤 - carbon, charcoal, coal, coke Traditional characters: 髒 - organs, viscera; dirty, filthy 煤 - carbon, charcoal, coal, coke