http://www.perlmonks.org?node_id=290277


in reply to I refer to a non-specified carbonated beverage as a:

I'm from Australia too - I usually say "cool drink".

However I agree with mildside. I'd interpret "soft drink" as a more correct and formal expression you'd see in written language. "Cool drink" is more likely to be spoken e.g. "Hey, you wanna cool drink?"

hagen