[Diy_efi] Veggie van.

[Eric Byrd]

Marcell,

I thought we were discussing the cost in emissions, not in capital
expense.  Eventually the intangible cost of emissions will rise high
enough, and the capital expense drop low enough, to make it worth the
effort.

On Wed, 11 Dec 2002 16:30:28 +0100 Marcell Gal <cell at x-dsl.hu> writes:
> Hi,
> 
> Eric wrote:
> > their cars.  But the cycle of growing food, tending it, harvesting 
> it,
> > processing the oil out of it to burn in cars is not solar powered, 
> and on
> > the scale of use that people use petrodiesel, Biodiesel would not 
> be
> ...
> > Whereas I know that if I use solar power to split water, that is 
> closed
> > cycle.
> 
> You are right that all the costs, pollution and efforts of 
> utilization
> should be considered when looking at an energy source.
> However what makes you think that technology to use solar power to 
> split
> water costs nothing? To my knowledge, all technologies we have for 
> utilizing 
> sunpower are costly in fact. (semiconductors or mirrors and 
> turbines).
> Small solar cells make less energy in their whole lifetime than you 
> could buy
> from a nuclear power plant for the cost of the cell. 
> 
>     Marcell
> 
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