煅烧

煅烧	duàn shāo	to calcine (purify by heating)
煅	duàn	to calcine / variant of 锻
烧	shāo	to burn; to set on fire / to heat (over a fire); to boil (water, tea etc) / to braise / to cook; to prepare food / to run a fever / fever / (coll.) to become full of oneself; to get carried away