Primarily Petroliana Shop Talk Forums Shop Talk Petroliana Forums General Petroliana Discussion Bringing back the chrome- oxalic acid

NEVER use it on Porcelain, A beer can collector told me about it also and it works amazingly well on light rust on PAINTED tin but he warned me about porcelain, so i took an old junk sign and immersed half of it overnight in some and it faded about half the color out, just a word of advice.