(archaeology) Of or relating to a variation of the Hoabinhian industry, based around Bắc Sơn and characterized by a higher frequency of edge-ground cobble artifacts.

Abbreviation of trinitroglycerin.

An extreme form of fibrinogenolysis

(organic chemistry) Any triamino derivative of a triazine, but especially melamine (2,4,6-triamino-1,3,5-triazine)