France introduced an ink that cannot be copied

At present, a French company has developed an ink that cannot be copied. The ink changes the properties of the ink by changing certain molecular structures in the ink, so that the ink is hidden under exposure, and the flash device or scanner of the copier The beam cannot be copied onto the ink so that the document cannot be copied.

Automation makes people's work and life faster and easier. Various documents can be easily copied, and some documents are not intended to be copied. This desire can finally be achieved by printing documents using this special ink.