Corrosion vs Causticity - What's the difference?
corrosion | causticity |
The act of corroding or the condition so produced.
A substance (such as rust) so formed.
(chemistry) Erosion by chemical action, especially oxidation.
(by extension) The gradual destruction or undermining of something.
The quality of being physically caustic; burning, corrosive.
(figuratively) Being caustic in speech, humour etc.
*1977 , (Alistair Horne), A Savage War of Peace , New York Review Books 2006, p. 65:
*:He had not, he remarked with crushing causticity to one of his ministers, liberated France ‘to worry about the macaroni ration’.