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How to spot a counterfeit bill - Tien Nguyen

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How to spot a counterfeit bill - Tien Nguyen

1,038,235 views November 2, 2015 4:06

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ChannelTED-Ed

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View full lesson: ed.ted.com/lessons/how-to-spot-a-counterfeit-bi…

Authentic dollar bills are equipped with many security features to make them difficult to forge. But that doesn’t stop counterfeiters from trying to fool people with fakes. Luckily, anyone can help catch a counterfeit; all you need are a few simple tools and a bit of chemistry. Tien Nguyen details the chemistry behind counterfeit cash.

Lesson by Tien Nguyen, animation by Lippy.

About this tutorial

TED-Ed published this 4:06 video tutorial on November 2, 2015. It has been watched 1,038,235 times on YouTube.

Channel
TED-Ed
Category
Education
Duration
4:06
Published
November 2, 2015
Views
1,038,235
Likes
11,055

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