Word: cadmium
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...called a "pile," and it was literally that-a 500-ton pile of carefully machined bricks made of pure graphite. Imbedded in some of the bricks, in a precisely calculated pattern, were little cubes of uranium or uranium oxide. Long control rods, plated with the metallic element cadmium, were so set up that they could be withdrawn from, or inserted into, deep holes in the graphite...
...police, paved the streets and repaired the waterworks from a source of cash no other province enjoys. It is the cut Tshombe gets from Katanga's Union Minière, the firm that produces 8% of the world's copper, 60% of its cobalt, as well as cadmium, zinc, silver, etc. Union Minière this year is due to hand Tshombe's regime some $52 million in dividends, mineral export taxes and other fees, enough to cover at least 80% of his entire budget. More than that, Union Minière is the Congo...
...only brief periods, everything they saw suggested that the impossible had happened: the reactor had suddenly boiled up in a runaway atomic reaction. In thousandths of a second, its water coolant had been turned into superheated steam that ruptured the reactor tank. Best guess was that some of the cadmium control rods (which are inserted to stop the nuclear reaction) had somehow been lifted out of position...
Rechargeable Batteries. A line of batteries that can be recharged overnight through household electrical outlets will be put on sale this fall by Sonotone Corp. Smaller versions of nickel-cadmium batteries used in missiles and jets, the new batteries come in twelve different sizes for flashlights, portable TV sets and other appliances, have a 15-to 20-year life expectancy. Price: $7.95 for a unit equal to two standard flashlight batteries...
...nose of its launching rocket and will snap into position as soon as it is spaceborne. The array of solar batteries is expected to develop as much as 400 watts, about enough to run a small toaster. Most of the energy will be stored in nickel-cadmium batteries. When triggered by a signal from the earth, the batteries will power the satellite's radio transmitter...