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Cold Weather Heat Exchanger

PostPosted: Tue Jan 07, 2014 6:07 pm
by AndrewR
Came across this a few weeks ago and thought it'd be useful for those of you freezing this time of year:
http://hackaday.com/2013/12/08/solder-f ... -recovery/

Should be scalable to meet the flow rates needed for a laser cutter.