Sulfide - Nomenclature. 1  The systematic names sulfanediide and sulfide (2â), valid IUPAC names, are determined according to the substitutive and additive nomenclatures, respectively.
Nuclear proliferation is the spread of nuclear weapons, fissionable material, and weapons-applicable nuclear technology and information to nations not recognized as Nuclear Weapon States by the Treaty on the Non-Proliferation of Nuclear Weapons, also known as the Nuclear Non-Proliferation Treaty or NPT.
Nuclear Proliferation Case Studies. North Korea made weapons-grade plutonium using a research reactor and a reprocessing plant in defiance of its NPT obligations. In 2006, 2009 and February 2013 it exploded nuclear devices.