Any of various substances, such as microscopic pieces of multilayered colored plastic, added to a product to indicate its source of manufacture.
Added taggants to explosives to deter terrorism.
A substance, usually a chemical, added to a product, esp. an explosive, so that the product is traceable back to its origin or is easily detectable by specially trained security dogs, electronic detectors, etc.
Origin of taggant
Short for Microtaggant trademark for tags identifying explosives