On Sun, 20 Aug 2006 22:38:31 +0100, Rob
wrote:

Even if I haven't explained it very well, "watts per hour" is as
scientifically illiterate as "gallons per second per second". (OK,
that could measure a rate of acceleration of flow. Another poor
explanation :-)

I'd be happier with 'imprecise', rather than 'ignorant' or
'scientifically illiterate'. The important point is that most people
would understand what I meant.

OK, I give up. Perhaps someone else can get through to you.