Considering its current definition (see below) and the wish to be politically correct, I wonder whether the word has come to acquire any racist overtone.
What is a coal miner hewer-Ask.com. Coal miner hewer is a person who hews or cuts the coal from its natural situation. The hewer is the actual coal-digger removing it from the coal face.
Deploying high efficiency, low emission (HELE) coal-fired power plants is a key first step along a pathway to near-zero emissions from coal with carbon capture, use and storage (CCUS).