Conversely, copyright bills, typically printed on much less expensive paper for instance wood pulp, take in the ink quickly, leading to a dark brown or black mark. This rapid color transform serves as a strong indicator of potential counterfeiting. The thread is embedded in (not printed on) the paper and https://jeffreyzytmg.goabroadblog.com/37680111/5-simple-techniques-for-100-dollar-hong-kong