Word: cobalt
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Katanga was not just another province. As then constituted, it produced two thirds of the world's cobalt and was the fifth largest producer of copper; it was an important source of uranium and industrial diamonds; it provided sixty per cent of the Congo's income...
...with which she worked. But whatever the circumstances, she maintained an elegance of appearance and achievement. No distraction was enough to spoil the work that led to a thorough knowledge of the penicillin molecule, and to the discovery of the structure of Vitamin B12, the recalcitrant molecule with a cobalt atom heart that is essential to human life...
...gigaton" bomb-a nuclear weapon packing the power of a billion tons of TNT that could be detonated 100 miles off the U.S.'s coastline and still set off a 50-ft. tidal wave that would sweep across much of the entire North American continent? Was it a cobalt bomb that would send a deadly cloud sweeping forever about the earth? A "death ray" or a germ bomb? Or even an empty boast? Two days later Nikita Khrushchev said it wasn't nuclear, and, besides, he had been misinterpreted. For public consumption, his weapon had been cooled...
...statement suggesting that the U.S. could sow a sanitized zone of radioactive material across the Korean neck. Says he today: "It was thoroughly panned by scientific editorial writers." In any event, explains University of California Physicist Luis Alvarez, MacArthur was in error, since the half-life of radioactive cobalt is only 5.25 years, and the material could not be distributed from trucks. Says Alvarez: "You would have to have air dropped it, like leaflets, from a plane...
...works of art always stirs fears-vivid thoughts of a plane's crashing and burning with a considerable part of the work of Van Gogh, or the Pietà gently cracking in two along some unknown flaw line (although technicians, having bombarded the sculpture with X rays and cobalt 60 gamma rays, have discovered it to be the perfect piece of marble that Michelangelo said it was). Beyond fears for the safety of the art, its sponsors are given to worry over whether the likes of World...