YSK The build-up of black soot on the bottom of your pots and pans is not normal. It can be a sign of excess carbon monoxide.
from /r/YouShouldKnow
YSK 你的鍋碗瓢盆底部堆積的黑色煙塵是不正常的。它可能是一氧化碳過多的跡象。
YSK 你的鍋碗瓢盆底部堆積的黑色煙塵是不正常的。它可能是一氧化碳過多的跡象。
YSK The build-up of black soot on the bottom of your pots and pans is not normal. It can be a sign of excess carbon monoxide.
from /r/YouShouldKnow