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Old 10-14-2007, 10:10 PM
artsman artsman is offline
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Colas have phosphoric acid in them.That's what gives them that "bite" on your toung. It also eats on your teeth and will remove rust if you leave it on long enough. Might as well use the real thing and make it the strengh you want to do the job. Makes a great metal prep also....Doug
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