堅かた炭ずみ

noun

hard charcoal

Refers to a type of charcoal that is dense and burns slowly, often used for cooking or heating.

• 堅かた炭ずみは火ひ持もちが良よいので、焼やき鳥とり屋やでよく使つかわれる。

  Hard charcoal is often used in yakitori restaurants because it burns for a long time.