"I'm staunchly atheist, I simply donโt believe in God. But I'm still Catholic, of course. Catholicism has a much broader reach than just the religion. I'm technically Catholic, it's the box you have to tick on the census form: 'Don't believe in God, but I do still hate Rangers..'"
Because applying a nonconductive paint or polymer coating to a metal will prevent the conductive electrolyte from touching the metal, thereby preventing the flow of current and thereby stopping corrosion