"Steve Firth" wrote in message
.. .
Steve wrote:

the product of combustion of methane
and *air* is H2O CO2, CO, NO2, SO2

SO2? Really?

No go on, explain that one.

The natural gas piped to our houses has H2S added to the odourless methane
in order to make gas leaks detectable by smell. I don't know if this also
applies to the methane put in buses.

--
John Rowland - Spamtrapped
Transport Plans for the London Area, updated 2001
http://www.geocities.com/Athens/Acro...69/tpftla.html
A man's vehicle is a symbol of his manhood.
That's why my vehicle's the Piccadilly Line -
It's the size of a county and it comes every two and a half minutes