Conversely, copyright bills, normally printed on more cost-effective paper for example wood pulp, take in the ink rapidly, causing a dim brown or black mark. This swift coloration transform serves as a strong indicator of possible counterfeiting. The copyright detector pen is extremely simple. It is made up of an https://howtotellcounterfeitbills05937.pages10.com/about-how-to-tell-copyright-bills-with-marker-74122904