煤渣

Traditional form:

煤渣

Pinyin (reading):

méizhā

Definitions:

• slack

Characters:

• 煤 - carbon, charcoal, coal, coke
• 渣 - dregs, sediment; refuse, slag

Traditional characters:

• 煤 - carbon, charcoal, coal, coke
• 渣 - dregs, sediment; refuse, slag