Before revision: Amorphous metal cores with special magnetic properties can even be employed in such articles as security tags and related devices.Cobalt and iron base alloys are used to produce antishoplifting labels and security papers.
After revision: Amorphous metal cores with special magnetic properties can even be employed in such articles as security tags and related devices.Cobalt and iron base alloys are used to produce anti-shoplifting labels and security papers.