烧碱

烧碱	shāo jiǎn	caustic soda NaOH
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
碱	jiǎn	variant of 碱
碱	jiǎn	(chemistry) base; alkali; soda