Word: vacuuming
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Dates: during 2000-2009
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...preying on the eggs and larvae of the few surviving fish, the jellyfish prevent them from replenishing their numbers and quickly take their place. "We're shifting from a fish to a jellyfish ocean," says Boero. "We're removing most of the fish, and nature doesn't like a vacuum...
...more likely if your room faces south), here are some ways to deal: Keeping your windows closed is an easy and obvious first step. You can also leave your lamp on, which will attract and trap the little pests. If there are just too many, whip out the vacuum cleaner and clean those suckers...
...more likely if your room faces south), here are some ways to deal: Keeping your windows closed is an easy and obvious first step. You can also leave your lamp on, which will attract and trap the little pests. If there are just too many, whip out the vacuum cleaner and clean those suckers...
...Electrification Administration, one of President Franklin D. Roosevelt's New Deal programs, had delivered electric lighting to nearly every corner of the country. Development on the bulb didn't stop either: researchers have modified Edison and Swan's design further, refining the filament by using tungsten and filling the vacuum with gas, both of which increase the life span of a bulb. Still, even modern bulbs are inefficient - less than 6% of the energy used by a bulb goes into producing light. The rest is given off as heat...
...surprise that Dyson, the company behind the bagless vacuum cleaner, would devise a bladeless fan. Since the invention of the electric fan in the late 19th century, the air-stirring apparatus has not changed in any significant way - a quick Google Images search suggests that every model from the classic 1950s table fan to the industrial exhaust fan to a Batman-inspired fan has one consistent, characteristic feature: rotating blades. But Dyson did away with those, replacing them with a graceful ring set atop a cylindrical base. In essence, the device works like a vacuum cleaner in reverse. The motor...