Word: peak
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Curtin said the human voice is an instrument which, with proper training, "grows up with the performer," and reaches its peak development when the singer is 45 to 55 years...
...article went on to explain that the U.S. Air Force base at North Truro--where local hangliders fly into airspace around the base--operated on a peak power output of ten megawatts of microwave radiation. The Air Force itself drew an official danger zone within an 800-ft. radius of the three radomes--units which emit microwave radiation for radar beams...
...peak, the Sills coloratura was a rich, incredibly supple flute. The high notes do not come as effortlessly as they once did, but the voice is still basically secure, and Sills should have no trouble finishing her last seasons in high style. Her first big test comes this very week with Massenet's Thaïs at the Metropolitan Opera. It is a high lyric role ("Manon with no clothes on," says Sills), and its range is brutal: from below middle C to high D. The show is a loan of the same production Sills scored a success...
...estimates that if all the garbage in the country were converted to powdered fuel, it would add the equivalent of 2 million bbl. a day to the nation's oil supplies, or about the same amount as the oil that will flow through the Alaska pipeline at peak capacity...
...decline in hormone production, a sensation that can be confirmed by the woman's examining finger. This is the first "safe" period. Within a few days, as the estrogen levels rise, the mucus feels tacky and appears cloudy and the fertile period begins. Then, at the estrogen peak, the mucus becomes smooth, slippery and stretchable like raw egg white. This condition-which occurs within 24 hours or so of ovulation-usually lasts one to two days and signals maximum fertility. Three days after the mucus becomes cloudy and sticky again, the second safe interval begins, sometimes continuing through another...