x-ray test
131prove — 1 Prove, try, test, demonstrate are comparable when they mean to establish a given or an implied contention or reach a convincing conclusion by such appropriate means as evidence, argument, or experiment. The same distinctions in implications and …
132Neutron moderator — Currently operating nuclear power reactors by moderator Moderator Reactors Design Country none (fast) 1 BN 600 Russia (1) graphite 29 AGR, Magnox, RBMK United Kingdom (18), Russia (11) heavy water 29 CANDU …