How to spot a counterfeit bill - Tien Nguyen
- Title:
- How to spot a counterfeit bill - Tien Nguyen
- Description:
-
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View full lesson: http://ed.ted.com/lessons/how-to-spot-a-counterfeit-bill-tien-nguyen
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.
- Video Language:
- English
- Team:
- closed TED
- Project:
- TED-Ed
- Duration:
- 04:06
Cihan Ekmekçi approved Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen | ||
Gözde Alpçetin accepted Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen | ||
Gözde Alpçetin edited Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen | ||
Cihan Ekmekçi rejected Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen | ||
Gözde Alpçetin accepted Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen | ||
Gözde Alpçetin edited Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen | ||
Gülce Dilay Erdem edited Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen | ||
Gülce Dilay Erdem edited Turkish subtitles for How to spot a counterfeit bill - Tien Nguyen |