Nuclear Fuel, Reactors and Mining Crossword Puzzle

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QUESTIONS LIST: spent fuel : 1000x more radioactive than ore, bwr : the control rods are inserted from the bottom, uf6 : formula of uranium for enrichment, front end : processing fuel from mining to the reactor, underground : mining using tunnels, assemblies : groupings of control rods, in situ : to extract uranium in place, tailings : leftovers from the milling process, control rods : absorbs neutrons in reactors, fast breeder : no moderator needed, used for producing plutonium, gaseous diffusion : enrichment by passing through a barrier, steam generator : found in pressurized water reactors, makes liquid to gas, reprocessing : the removal of plutonium from spent fuel, yellow cake : yellow powder found at the end of milling process, open pit : mining over a large area, detrimental to environment, pwr : the most common type of reactor in the us, mox : a mixture of uo2 and puo2, u3o8 : the formula of yellow-cake, back end : from the reactor to storage or reprocessing