How to spot a counterfeit bill - Tien Nguyen
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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.
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The government is continually coming up with anti-counterfeit measures. What are some new security features that would be cheap and easily detected? Have any creative ideas?
Comments are closed on this discussion.
Khalie Hoyt
Lesson in progress
Using UV lights
Maggie Sommers
Lesson in progress
its so cool when you a bill or dollar. but what if you don't have a counterfeit pen then what?
ADITI ANNAMAREDDY
Lesson in progress
how about a microscopical drawing of a set of secret symbols corresponding to the specific value.
raahim memon
Lesson completed
Ultra-thin chips that would send frequencies to antianti-counterfit machines
Enoch Bennett
Lesson completed
I was going to say what Ben gorodetsky said
claire lim
Lesson completed
Magnetic chips in the notes
jesse burroughs
Lesson completed
hold the bill up to the light and if you see a face in the right side of the bill it is real.
jesse burroughs
Lesson completed
in response to Bower Power Show comment
right bower power
Bower Power
Lesson in progress
in response to Patrick Cassat Show comment
simple get people to not use counterfit
Patrick Cassat
Lesson completed
use sensors to detect money when given to important businesses.
