Powering your Pious!..

[tony sayer]

You just need some long wave wireless for power wireless transmission;')..

.. just make electric power cars practical.

That was the easy part, the difficult bit is the "x" number of nuclear power stations..

[Andy Burns]

Alternatively

mention of where the power for the electrolysis comes from though, or how it gets pressurised to store 6 hours worth of gas in the bottle.

[Chris Hogg]

More sceptical discussion here:

[Graham.]

Prof. Laithwaite may well have approved.

[Steve Firth]

Clearly they are taking the piss.

[Andy Champ]

Comments include this link:

Apparently it takes less energy to electrolyse the urea in urine than using plain water, so this is a more efficient way to get hydrogen.

Andy

[harryagain]

No mention of the energy need to make the potassium hydroxide either,