"Doctor Drivel" wrote in message
...

"Tim Downie" wrote in message
I think someone who puts themselves forward as some sort of heating
expert but doesn't understand the importance of good science is a lot
scarier.

It think it amazing when someone doesn't know when something goes boom.

So you still can't understand the relevance of the difference between a 3kw
input and a 10kw input then?

Tim