獣じゅう炭たん

noun

animal charcoal; bone char

Technical term for charcoal made from animal bones, used in sugar refining and as a black pigment. The synonym 骨炭 is more common.

See also: 骨炭

• 獣じゅう炭たんは砂さ糖とうの精せい製せいに使つかわれる。

  Animal charcoal is used in sugar refining.