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Unread 01-30-2006, 02:21 PM   #13
ElMoIsEviL
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Join Date: Jan 2006
Location: Ottawa, Ontario
Posts: 71
Default Re: Buildup with MCT5 normal?

It sounds to me it's a chemical. Either used to clean and polish the blocks or used to make the tubing.

Could also be part of an additive we're using since most additives are solids before they're mixed in with a liquid at the processing plant.
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