Thanks Ron, Bru, Bruce and David. I now know I was almost right in my argument the other day! 8'c off but right in principle.
He hasn't got the machine but "can get it in portugal" like many other marvelous inventions most of which defy physics. I used to just nod and let him get on with it but it now more fun to argue the point! Thanks for your help chaps and I look forward to seeing this turbo turbine powered coffee machine that will run from boat batts!!! Cheers Lee wells [EMAIL PROTECTED] Trust the boater but not his plank! visit Low Impact Life Onboard www.lilo.org.uk [Non-text portions of this message have been removed]
