Just as a comment, boy, the SE (metric system) is sure easier than our antiquated system.  thanks for reminding us, Scott.  mcneely

---- Scott Daniel - Turbovans <scottdaniel@TURBOVANS.COM> wrote:
> On 6/28/2012 9:07 PM, Tom Hargrave wrote:
> > 2.3 kg of carbon per liter burned
>
> 2.3 kg is  roughly 5.06 pounds
> Something is missing or not stated right as it does not seem that there
> are 5 lbs of carbon in one liter of fuel.
> if gas weighs around 6 lbs per gal .
> that means a liter of gas weights around 1.5 lbs.
> pretty hard to get 5 lbs of carbon out of 1.5 lbs of gasoline I'd think.
>
> what pollutes more ..?
> a 7 liter engine with an idle emissions figure of 1.0 % CO,
> or a 1 liter engine with that same emissions spec at idle ?
>
> Europeans measure in grams of whatever pollutant, CO2 say, per distance
> traveled, say grams per mile. .  Not as a percentage. That makes sense
> to me.

--
David McNeely