Pauli, I think the soft solder will be a problem, and If the fan does not move enough air it will take a lloooooooooooooooong time to raise steam/DesktopModules/NTForums/themes/mls/emoticons/whistling.gif Even weak batteries are a problem.. just ask me how I know/DesktopModules/NTForums/themes/mls/emoticons/blush.gif.
Jeff
Jeff