Primarily Petroliana Shop Talk Forums Shop Talk Petroliana Forums General Petroliana Discussion Cleaning Cement off a Porcelain Sign ??

Be very careful with the Muratic acid. I ruined about 20 Early TIDEWATER well head signs. Signs had hairline cracks & it ate the White Porcelain off, left the Black lettering alone.

You can also use Baking Soda & water to neutralize the acid.
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