Translation guide
A type of coal used mainly in industry and power generation. In Japanese, it is referred to by specific technical terms.
The most common type of coal, used for electricity generation and steel production.
Standard technical term for bituminous coal. Used in geology, energy, and industrial contexts.
瀝青炭は発電に広く使われている。
Bituminous coal is widely used for power generation.
Variant kanji form of 瀝青炭. Less common but still understood in technical writing.
Loanword from English. Rarely used outside highly specialized or international contexts.
ビチュミナスコールは瀝青炭の英語名だ。
Bituminous coal is the English name for 瀝青炭.
In everyday conversation, Japanese speakers may simply say 石炭 (せきたん, coal) without specifying the type. Use 瀝青炭 only when the distinction is important, such as in scientific or industrial discussions.
The reserves of bituminous coal are abundant.