Word: circuit
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...inspected the shuttle and its towering gantry. They decided that there was no danger of any icicles breaking away on lift-off and harming the heat-shield tiles. Just 20 minutes before the scheduled lift-off, they made another check. A Rockwell engineer in California, watching by closed-circuit TV, telephoned the cape to urge a delay because of the ice. But Kennedy Space Center Director Richard Smith, having been advised that there was little risk, permitted the countdown to continue...
After training for three months, the teacher and her more experienced crewmates were ready for their multiple mission. McAuliffe's task was to ! conduct two 15-minute classes in space as millions of schoolchildren watched via closed-circuit TV. In one, called "The ultimate field trip," she would conduct a tour of the spacecraft, explaining the duties of each crew member and the facilities on board. The second, titled "Where we've been, where we're going, why?," would stress the scientific, commercial and industrial benefits that have been derived from space travel...
...astronauts died of asphyxiation in the raging inferno, which began, NASA eventually concluded, with a short circuit in the Apollo's 20 miles of wiring. Flames spread along a nylon net under the astronauts' couches. Had the fire occurred in a natural atmosphere, the three might have had time to escape. But the blaze flashed through the pure oxygen in seconds. Even then the astronauts might have had a chance if they could have blown out Apollo's hatch by touching off explosive bolts. But Grissom was firmly opposed to the use of such bolts. Splashing down in the Atlantic...
...sameness. Up the lift, down the beautifully groomed trail, half an hour in the lift line with several hundred nice people, then up and down again: the alpine skier turns himself into a yo-yo. And after the fifth or tenth chug around the splendidly scenic cross-country circuit, the Nordic skier can feel like a toy train...
...early as last year, Jernigan considered giving up his amateur status to pursue the "fun and money" of the professional circuit. Fortunately for Harvard, Fish convinced Jernigan that he could benefit from another year as an amateur...