Word: emitted
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...Korean Air Lines Flight 007. The flight data inside would probably answer some of the questions about how and why the wayward aircraft met its fate. The waterproof container is heavily reinforced to survive impact and ocean depths down to 20,000 ft. For 30 days it will automatically emit a sonar signal that can be heard for up to five miles under water. Many of these boxes have been recovered in the past, but if the one from KAL Flight 007 is in Soviet waters it may never be made available to the U.S. or Korea for analysis. Even...
Security-minded companies have added their own panoply of defensive measures. Many high-technology firms have installed electronic gear that rivals their own products in sophistication. Ultrasonic motion detectors emit high-frequency sound waves that can instantly sense intruders. Invisible infrared beams of light set off alarms as they are broken. Rolm Corp., a Silicon Valley computer manufacturer, uses an electronic control room to monitor its extensive protection system...
...instance, until recently astronomers beleived that black holes were cold and didn't emit radiation This seemed logical since the gravitational of a black hole would be strong enough to keep any radiation from escaping But Steven Hawking, applying the theory of quantum mechanics to black holes, proved that they do give off radiation, in other words, black holes are sort of gray...
...appeals court rejected all of the arguments by the MATEP opponents, who have fought the plant, claiming that the diesel engines when operating will emit unsafe leves of nitrous oxides...
...proposed electronic system would involve placing a small mercury label in each book. Monitoring devices at the door would emit a beep if someone tried to remove a book. "One reason I considered it is because we cannot afford to have a staff member checking bags at the door," Kovacs said...