Counterfeit banknote detection pen: Difference between revisions

Revision as of 01:38, 25 March 2014

Revision as of 13:10, 23 June 2014

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Counterfeit banknote detection pens are used to detect [[counterfeit]] [[Swiss franc]], [[euro]] and [[Federal Reserve note|United States banknotes]] amongst others. Typically, genuine banknotes are printed on paper based on cotton fibers, and do not contain the starches that are reactive with iodine. When the pen is used to mark genuine bills, the mark is yellowish or colourless. Counterfeit pens are most effective against notes printed on standard printer or [[photocopier]] paper.<ref>{{cite web|url= http://money.howstuffworks.com/question212.htm |title=How does a counterfeit detector pen work? 123 | work=HowStuffWorks |accessdate= 2008-03-28}}</ref>

==EfficiencyReception==

Pen manufacturers claim such pens will detect a great majority of counterfeit bills, and are an easy counterfeit detection method that does not require expensive gadgets. {{Citation needed|date=May 2013}} However,

===Critical criticsreception===
Critics suggest the effectiveness is much lower. Critics claim that professional counterfeiters use starch-free paper, making the pen unable to detect the majority of counterfeit money in circulation.<ref>{{cite web

|url= http://www.sciam.com/article.cfm?id=0001547E-EECE-1FD3-A7EA83414B7F012C

|title= Bunkum!