Word: filter
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Dates: during 2000-2009
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...fact, where there's smoke, there's danger. Researchers from the National Institute of Drug Abuse (NIDA) reported last week that smoke from bidis is no safer--and may be more dangerous--than that of conventional filter cigarettes. In a series of 90-minute sessions, researchers asked 10 healthy young volunteers to smoke bidis, flavored and unflavored, as well as their usual filtered brands. An analysis of the volunteers' blood revealed that nicotine levels were significantly higher after they smoked the bidis than after ordinary cigarettes. In some cases, the levels of exhaled carbon monoxide were higher too. "Kids think...
...friendly scale, bivalves generally rate highest among the more than 220 species of fish and shellfish that are cultivated commercially. Mussels and oysters are filter-feeders that make the surrounding water cleaner, so small-scale farming of them is not usually harmful to the ecosystem. Farming of crayfish in China--the largest supplier to the U.S.--is a relatively low-maintenance, drug-free business carried out in rice paddies. Next come the vegetarian freshwater species that do not need large quantities of fish meal--carp, catfish and tilapia. At the bottom are salmon and shrimp, onetime luxury foods that, thanks...
...brand-new way to take grime out of your carpet. It's called cyclonic separation. Whirling dirt and air within its eight cylindrical cyclones at speeds up to 600 m.p.h., the machine uses centrifugal force to trap the dirt and expel the air. Because there is no filter to clog, the DC07 never loses its oomph. Its "liquid steel" shell is made from the same plastic-metal polycarbonate as riot shields. And emptying the collected dirt is as simple as pulling the trigger. INVENTOR James Dyson AVAILABILITY Now, $399 TO LEARN MORE www.dyson.com...
Burt said he sees no need for the whole list to be released, because Edelman’s existing method and studies are an adequate tool for assessing the filter...
...also not yet clear who is asking Google to filter certain websites from its listings, he said...