Most paper used commercially is acid free, due to the manufacturing process. I dunno if books use some other, cheaper paper, but it seems unlikely. https://e

Most paper used commercially is acid free, due to the manufacturing process. I dunno if books use some other, cheaper paper, but it seems unlikely. https://en.m.wikipedia.org/wiki/Acid-free_paper https://en.m.wikipedia.org/wiki/Acid-free_paper