[Diy_efi] Re: Veggie van

Mike erazmus at iinet.net.au
Thu Dec 12 04:14:24 GMT 2002


Sure - but comparatively speaking most of the energy (by far)
is provided by their own product,

Thats a rather significant paradigm, not reached by other
energy sources and over a short time period...

rgds

mike


At 08:13 AM 12/12/2002 +0800, you wrote:
>
>Yes, but unless the factory is right on top of the sand pit, someone
>still has to excavate the sand and deliver it.  Even if this was done by
>people with buckets they would need to eat to refuel, the food they
>consume would somehow have used power to be grown and harvested (water
>irrigation, etc).  And the unknown is always environmental impact, who
>knows what impact a great big sandpit will have.
>
>You can keep going forever, hence the ease of making any form of energy
>seem better than others.
>
>Dan  dzorde at erggroup.com
>
>>Well <hrrrm> sand is pretty cheap, easy to clean and easy to
>>convert to silicon, all you need is a bit of power !
>
>
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