Re: Carbon monoxide

[Larry Smith <Larry.Smith@SNOW.EDU>]

At 2:45 PM -0700 11/16/98, L. R. Cartwright (Larry) wrote:

> Historical note:  The gas piped into homes in the late 19th and early 20th
> century was CO, which ran the gas lamps and refrigerators and ranges of
> the day.  Gas companies manufactured the stuff by burning wood or coal
> with a restricted oxygen supply.  Gas companies don't make gas anymore,
> they refine it; it's CH4, C2H6 and other liquified petroleum gases.

Which fuel is most efficent (energy released/volume or weight burned),
butane, propane, unleaded gas, etc?  Or where would I find the answer to
this?

Thanks in advance,
Larry Smith