Once you treat with this phosphoric acid do you have to do a special neuralizing step, hose it down with plain water or just leave it on there? What's the process??

Spot


Chuck
1950 Chevy 1/2 ton (all original)
1951 Chevy 1/2 ton (future streetrod)
1941 Chevy coupe
1938 Chevy coupe streetrod