Word: vacuum
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Dates: during 1960-1969
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...Prove for themselves that sound cannot travel in a vacuum...
Even some labor leaders agree that the problem is serious. "Generally speaking, our industrial relations are almost unbelievably bad," says Lord Delacourt-Smith, general secretary of the Post Office Engineering Union. One key reason is that British unions operate in a legal near-vacuum. They are not bound by agreements they sign, are not liable for authorized acts of their officials. Industry-wide bargaining is al most nonexistent, and there are no provisions for cooling-off periods or court injunctions to stall outrageous strikes. Still, the Royal Commission, which was headed by 70-year-old Lord Donovan, a former leader...
...moon seemed closer than ever last week when the hatch of an Apollo lunar vehicle opened and three smiling astronauts clambered out. In a giant vacuum chamber at Houston's Manned Spacecraft Center, the bearded, bone-tired trio had just spent eight days simulating a trip to the moon and back. Reported Spacecraft Commander Joseph Kerwin: "A prime reason for the mission was to come back and say 'Yes sir, the darned thing works.' We sure are going to be able to report that...
...voyage had particular significance. To prevent a repeat of last year's tragic Apollo fire, they had spent $75 million improving and fireproofing the lunar command ship. And apart from some unexpected itching from the astronauts' new flameproof space suits, and a temporary breakdown of the huge vacuum testing chamber, the modified capsule's first full-fledged ground test was an unqualified success...
Schumacher aims his electrons through a series of chambers from which pumps are continuously evacuating the air. By simply blowing a steady stream of inert gas past the final hole-the muzzle of the gun - he stops dirt and debris from being sucked back into the vacuum. No wider than a sixteenth of an inch, the electron beam, says Schumacher, can cut iron bars, granite blocks or slabs of concrete. Only requirement is that the gun be kept virtually on top of its target. From a half inch out, it can burrow up to four inches into the toughest stone...