Judged Best New Bank Note, this bill is the first to use a security thread that is visible on both sides. The thread has distinctive markings and is transparent, so additional security features underneath are clearly visible.
More from PopSci.com:
Judged Best New Bank Note, this bill is the first to use a security thread that is visible on both sides. The thread has distinctive markings and is transparent, so additional security features underneath are clearly visible.
More from PopSci.com: