Excellent article on how counterfeit detector pens work.
The pens detect the starch content in money. Regular paper has starch, currency paper doesn't.
Magician and skeptic James Randi uses an ironing product, spray starch, that makes genuine bills appear counterfeit. Then he returns the starched bills to the bank. Eventually someone will attempt to pass the genuine but starched bill, leading to police, siezed money, etc.
"Soft Power" Love for the Taliban: Trump State Department Continues to
Prioritize the Interests of Foreign Despots and Archaeological Advocacy
Groups Over Those of American Citizens
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Collectors hoping Trump II would “make collecting great again" have been
sorely disappointed. Instead, giveaways in the form of Cultural Property
Agreem...
3 days ago
1 comment:
The amazing randi sounds like an amazing jerk.
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