Caustic soda
Do you remember what Caustic soda is (
It was there in our school chemistry). It is NAOH ( Sodium
hydroxide). It can burn, eat away, or destroy tissue by chemical action. I
don't know, where NAOH can be used. But I am sure it can be used to
learn few words.
Sarcastic is the
word, which has almost the same meaning as caustic. A sarcastic
remark ( a burning remark) is one which uses ironic language and it is
intended to insult somebody.
Let's take a sarcasm.
If somebody says loudly "Good
morning" ( when you've come to office at 12 noon).