refers to the profession of mining coal
कोयला खनन का पेशा
English Usage: Being a coal miner requires strength and endurance.
Hindi Usage: कोयला खनन करना ताकत और सहनशक्ति की आवश्यकता होती है।
koyla khanan karya, koyla khanun karya, koyla khanan kaarya, koyla khanun kaarya, koyela khanan karya, koyala khanun karya
