Coal smut can also denote a black powdery residue found in coal mining.
कोयले का काला धूल
English Usage: After mining, the workers were covered in coal smut.
Hindi Usage: खदान के बाद, श्रमिक कोयले के काले धूल में लिपटे हुए थे।
koyle ka kaala dhool, koyla ka kala dhool, koyle ka kala dhool, koyle ka kela dhool, koyale ka kaala dhool, koyle ke kaale dhool
