soot
Black powdery substance from smoke, often found in chimneys or on surfaces after a fire.
暖炉のすすを掃除する。
I clean the soot from the fireplace.
天井にすすがついている。
There is soot on the ceiling.
soot color; dark grayish brown
become sooty; get stained with soot
year-end soot sweeping; house cleaning to welcome New Year gods
Usually written in kana; the kanji 煤 is also used but less common.
Kanji form; less common than kana.
The origin is uncertain; the kanji 煤 is conventionally associated with soot.