Re: power the world on urine! (was Re: photochemical advance)

From: Dossy (dossy@panoptic.com)
Date: Tue Dec 11 2001 - 11:22:43 MST


On 2001.12.11, Mike Lorrey <mlorrey@datamann.com> wrote:
> Dossy wrote:
> >
> > I recall seeing an article a long while back that claimed someone
> > invented a battery cell that used urine as the power source.
> >
> > The power output was very low, IIRC.
> >
> > Does anyone have any pointers to what I'm talking about?
>
> You can generate power from just about anything with non-neutral pH.
> Potatos, apples, and many other fruits and vegetables will work, but
> don't expect to base the energy infrastructure of a technological
> civilization on them, if only for the simple fact that there are some
> times in the year when such things are not 'in season', and ghu help you
> when the next blight arrives.
>
> Saline differentials are also useful for generating power. A 1 cubic
> meter per second freshwater discharge into the ocean has an osmotic
> energy potential of around 1 megawatt.

While useful information, can I say that you didn't answer my
question? ;-)

You did spark a humorous idea though ... the notion that "urine
is always in season" ... *chuckle*

-- Dossy

-- 
Dossy Shiobara                       mail: dossy@panoptic.com 
Panoptic Computer Network             web: http://www.panoptic.com/ 
  "He realized the fastest way to change is to laugh at your own
    folly -- then you can let go and quickly move on." (p. 70)


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