This is the 17281st most frequent Korean word.
석탄산업
Coal industry.
'석탄산업' is used to refer to the industry involved in the extraction, processing, and usage of coal.
석탄산업은 환경에 미치는 영향이 크기 때문에 대체 에너지에 대한 논의가 활발합니다.
The coal industry has significant environmental impacts, therefore discussions about alternative energy are active.
Here, '석탄산업' is contextually describing the economic and operational trend of the industrial sector related to coal.
최근 몇 년 동안 석탄산업은 감소 추세에 있습니다.
In recent years, the coal industry has been in decline.
In this sentence, '석탄산업' relates to the workforce and employment aspect of the industry.