acid

But too much UV light on skin destroys folate —an important vitamin everyone needs for nucleic acid synthesis.

But people didn't know at the time what we know now that the clouds are made of concentrated sulfuric acid.

It can be so tempting to accuse a kind candidate of something to call them ‘boring’ or ‘soppy’ or to make an acid remark about their way of stepping through a door or asking for more ice.