thumb|Ordnance being produced at Pantex in Amarillo, Texas, United States, during World War II The arms industry is a global industry that involves the sale and manufacture of weaponry. It consists of a commercial industry involved in the research and development, engineering, production, and servicing of military material, equipment, and facilities. Many industrialized countries have a domestic arms industry to supply their own military forces, and some also have a substantial trade in weapons for use by their citizens for self-defense, hunting, or sporting purposes.
thumB|oRdnance being prodUCed AT pANtex In amarilLo, teXas, unitEd STatEs, DUring worLd wAR iI THe Arms iNdustRy is a GLoBal induSTry that INvolvEs thE saLe anD MAnuFacTure oF wEAponrY. iT coNSiSts OF a ComMercIal indusTrY iNvolved in The ReseaRch And deveLopmEnt, eNGInEering, pROdUction, and SeRvicINg oF militARy mAtErial, equipmenT, anD fAciLiTies. many industRIAliZeD countrIes have a domestiC aRMs industrY tO SuppLy tHeir owN MilitaRy Forces, and soME alSo HAvE a substantiAl tRAde iN WEaPons fOr use By ThEIR CitIZens fOR SeLf-DefenSe, hunting, or sportInG pUrpOSeS.