On Tuesday, April 24, 2012 1:11:05 PM UTC-4, Dan Musicant wrote:
I've heard (labels) that mixing ammonia and bleach is dangerous in that
it produces deadly chlorine gas. IIRC that's a chemical warefare agent,
nasty and potentially very dangerous.

Mixing ammonia and chlorine produces mustard gas and it will f-ck you up with one whiff, if it doesn't kill you.