On Tuesday 09 August 2005 12:52 pm, Olin Lathrop scribbled: > Water based flux definitely is, at least when any moisture is around. The > resistance can be low enough to disrupt even normal digital circuits. > Personally I stay away from water based flux. Never did try those. I did find some useful info thru google here... www.necel.com/pkg/en/mount/CHAPTER1_E.pdf Also, if you manually change the URL to chapters 2 thru 6, there's more useful info. It gets into reflow soldering, and other areas I didn't need, but interesting nonetheless. Cheers, -Neil. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist