chemical unit of mass equal to the equivalent weight of a substance expressed in grams

chemical equivalent; the ratio of the atomic weight of an element to its valence, used to determine the weight proportions of substances when they combine

the amount of energy released when a nuclear weapon detonates

TNT equivalent; a unit used to measure the energy released by an explosion, expressed as the amount of TNT needed to produce the same energy

equivalent megatonnage (EMT), a measure of the explosive power of nuclear weapons

a measure of the biological effect of radiation on human tissue

amount of radiation absorbed by biological tissue, adjusted for the type of radiation