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Old April 28th, 2010, 04:33 PM
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britjh22
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Hookah Nut
 
Join Date: Jan 2010
Location: Pittsburgh
Posts: 486
Default Re: How to get rid of an EXTREMELY stubborn carbon line?

With my most recent vortex (broke the last one) I use the foil to scrape any remaining blackness off the bowl with some hot water, helps to fight the buildup and you are tossing the foil anyways.
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