Word: dyes
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Dates: during 1960-1969
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...hands to him every ten seconds. One group of nerve fibers in the spinal cord serves the legs, another the trunk, and a third the arms. When the tip of the hollow needle is in about the right place, Neurosurgeon Mullan blows in a little air, then a radiopaque dye, so that the final, precise positioning will show on the X rays...
Some chemicals once used in dye-making have been clearly shown to cause bladder cancer in both industrial workers and laboratory animals, and last week Dr. William K. Kerr of Toronto's famed Banting Institute reported that he had found similar cancer-causing chemicals in the urine of heavy smokers. The villain in the piece, reported Dr. Kerr and his colleagues at the University of Toronto, is a group called the ortho-aminophenols...
...their bellies wet, buzzed the Red vessels. Meanwhile, an amphibious Air Force HU-16 "Albatross" that had been circling off Quangkhe in case of just such an emergency, zeroed in on a radio homing beacon built into Cullen's life belt and sighted a brilliant orange marker dye that the downed pilot had released into the water. Defying 5-ft. waves, the Albatross set down without mishap in the choppy gulf, taxied up to Cullen, and was flying him back to South Viet Nam only 30 minutes after he hit the water...
...Dye & Air. With his fat contract in the vault, Namath flew to New York for surgery. He had felt pain mainly around the back and outer side of his knee. But at Manhattan's Hospital for Special Surgery, X rays taken after air and dye had been injected into the joint showed that the main trouble was on the inside. The medial meniscus, one of the two pads of cartilage that lie between the thigh and shinbone (see diagram), was torn and rolled back in a tight wad. This explained why Namath had not been able to straighten...
...machines makes an inevitable mistake, the unwanted page can be erased by one quick flash of yellow light. A new page can be printed by ultraviolet in the same place. The observer can watch both erasure and printing in green light, which does not affect the sensitive dye...