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Unread 06-29-2003, 07:00 AM   #10
s.stormont
Cooling Neophyte
 
Join Date: Jun 2003
Location: Baltimore, MD
Posts: 15
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It's a grey powder that has collected on the bottom of some of the tubes. I'll take a picture and post it. I'm going to cut new lengths of tube and start again with clean ones.

Steve
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