Word: carbonic
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Dates: during 1950-1959
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Neolithic New Yorkers. U.S. archeology is mostly concerned with Indians, who are more appreciated now than in the early settlers' days. Dr. William A. Ritchie, New York State Archeologist, told how he dated Indian remains by means of carbon 14 in charcoal from long-dead campfires...
...Carbon 14, faintly radioactive, is formed in the upper atmosphere by cosmic rays. AH carbon in living things contains a tiny amount of it, but after the death of an organism, its carbon 14 gradually disintegrates; half of it disappears in about 5,800 years. The amount that has disappeared is a reasonably accurate measure of the object...
...Cold Does It. Langmuir, the man of theory, soon worked out the "mechanism." It was the low temperature of the dry ice, not its carbon dioxide, that did the trick. Any very cold object, e.g., a needle cooled with liquid air, served as well...
...Union Carbide & Carbon's six-month net was $60.8 million...
...store, in a holiday ad this week. "The air is so fresh, the grass is so green, the animals are so audible. But . . . Does the country love us?" Pausing to "survey the blandishments that have lured many a New Yorker away from the safe familiarity of asphalt pavements and carbon monoxide," Macy's offered its own glossary of country terms and phrases for New Yorkers. Excerpts...