alt.energy.homepower

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news: @ ...
>
> > the rather inconvenient temperature that liquid
> > hydrogen requires, it's propensity to leak through near everything,
> > the way it changes materials, it's cost, flammability or explosive
> > nature.
>
>
> As the reference indicated, I'm talking about gasous Hydrogen. They
> sell the cylinders in the Yellow Pages, it can't be rocket science.
> Liquid H2 is rocket science.


House builders don't really like installing mains pressure unvented hot
water storage cylinders for safety reasons - or rather the extra paperwork
required.