It's a major component of acid rain, contributes to oxidation of metals, and in large enough doses will causes death from overdose. Please contact your legislators and ask them to just say no to DHMO.
Dihydrogen monoxide hoax This Wikipedia article has 39 references and 3 external references @ http://en.wikipedia.org/wiki/Dihydrogen_monoxide_hoax In addition, a Bing search comes up with 326,000 hits - the vast majority citing it as nothing but a hoax for those trying to gain more political power. So, this doesn't belong in Environment - it belongs in Joke of the Day.
This has been around for a while. Shows the basic ignorance of environmentalist bandwagon jumpers. [video=youtube;yi3erdgVVTw]http://www.youtube.com/watch?v=yi3erdgVVTw[/video]