Counterfeiting money is wrong. Obviously. But if you wanted to take your totally not real money and fool a counterfeit detection pen, could you do it? We try a number of chemistry tricks to fool the iodine-starch reaction central to these pens, and of course learn a little chemistry along the way.


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Credits:
Executive Producer:
Matthew Radcliff

Producers:
Elaine Seward
Andrew Sobey
Darren Weaver

Writer:
Alex Dainis, Ph.D.

Host:
Alex Dainis, Ph.D.

Scientific Consultants:
Tatsuo Kaiho, Ph.D.
Radu Silaghi-Dumitrescu, Ph.D.
Leila Duman, Ph.D.
Brianne Raccor, Ph.D.

Executive in Charge for PBS: Maribel Lopez
Director of Programming for PBS: Gabrielle Ewing
Assistant Director of Programming for PBS: John Campbell

Reactions is a production of the American Chemical Society.
© 2023 American Chemical Society. All rights reserved.

Sources:
https://www.flinnsci.com/counterfeit-...
https://chem.libretexts.org/Bookshelv....
https://www.uscurrency.gov/about-us/c...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.ebi.ac.uk/pdbe/news/wonde...
https://uwaterloo.ca/chem13-news-maga....
https://www.washingtonpost.com/busine... https://carnation-inc.com/blogs/money...