I don't think beeswax is corrosive. I just read a story about someone cleaning and rebuilding a esl. He had to meld the beeswax to see what electrnics they where using. Still I don't think it's the best solution to pack the electronics. Ries -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu