The pen has an iodine Resolution that reacts with the starch observed about the wood-dependent paper accustomed to make fake bills. When utilized on the fake bill, the solution discolors it. The iodine solution doesn’t react with genuine bills as they are made with fiber-centered paper. The US dollar Notice https://lukastktjp.snack-blog.com/33872391/little-known-facts-about-copyright-100-dollar-bills