On 20/09/2012 23:27, Steve Firth wrote:
Andy Champ wrote:

CO2 most definitely is toxic.

No, not in the slightest.

(Not very toxic, you can take a few
percent).

It's not toxic at all.


Steve, I don't always know what I'm talking about. But this time I do.
JFGI.

And the carbon particles in diesel exhaust are carcinogenic.

No they aren't.


http://www.bbc.co.uk/news/health-18415532

Andy