blind coal

Noun

uncountable

Coal that burns without a flame; anthracite coal.

Japanese Meaning

炎を伴わずに燃焼する石炭、すなわち無煙炭

The miner carefully stoked the blind coal until it smoldered brighter, knowing its heat would last through the night.

鉱夫は炎を出さずに燃える石炭を慎重にあおぎ、それが一晩中熱を保つことを知っていた。

Sense（1）

Coal that burns without a flame; anthracite coal.