Posted by Mr. G on February 6, 2008, 9:16 am
(d021317c@yahoo.com) says...
> And as for "infinity," what about a car which uses the energy it gains
> from going downhill, or downwind, to take water and carbon dioxide out
> of the atmosphere and make gasoline out of them? Its MPG would hop from
> positive infinity to negative infinity, and then go up with increasing
> efficiency!
If it was possible to generate gasoline, or any fuel, out of thin air we
wouldn't even know what OPEC was.
We might as well have a discussion of the benefits of powering cars on
happy thoughts. It could flash images of puppies and kittens in front
of the driver when it needed an extra boost for going uphill.
Posted by Foobar on February 6, 2008, 11:44 am
> Jeff wrote:
> > Mr. G wrote:
> >> These vehicles aren't fantasy pipe-dreams. There are already a number
> >> of companies and individuals who will convert a Prius to Plug-in Hybrid
> >> Electric (PHEV), and Toyota is currently road testing a production
> >> version.
> >> The MPG claims are not as straight-forward as with other cars, because
> >> actual mileage will differ drastically based on driving habits. If
> >> someone did a daily commute within the electric-only range, then they'd
> >> never use gas, and the MPG would be infinite.
> > Yet, the electricity that they use requires the burning of fossil fuels,
> > unless it came fromrenewableresources, like solar power.
> > So effectively, the lower gas mileage does a lot to make people feel
> > good, but doesn't really reduce greenhouse gases.
> > Does the zero gas mileage take into account the amount of fossil fuels
> > needed to make the batteries, not to mention the tires, engine and rest
> > of the car?
> MPG is worthless in this context. How about miles per *carbon credit*?
> And as for "infinity," what about a car which uses the energy it gains
> from going downhill, or downwind, to take water and carbon dioxide out
> of the atmosphere and make gasoline out of them? Its MPG would hop from
> positive infinity to negative infinity, and then go up with increasing
> efficiency!
> (And of course, the heavier and less streamlined the car, the better!)
> --
> Marshall Price of Miami
> Known to Yahoo as d021317c- Hide quoted text -
> - Show quoted text -
>And as for "infinity," what about a car which uses the energy it gains
>from going downhill, or downwind, to take water and carbon dioxide out
>>of the atmosphere and make gasoline out of them? Its MPG would hop from
>positive infinity to negative infinity, and then go up with increasing
>efficiency!
Funny.
I propose a car that plugs into the driver/passenger adipose tissue
and makes fuel from that.
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> from going downhill, or downwind, to take water and carbon dioxide out
> of the atmosphere and make gasoline out of them? Its MPG would hop from
> positive infinity to negative infinity, and then go up with increasing
> efficiency!