Word: filteration
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...masks. Only those that meet filter efficiencies recommended for anthrax by the Centers for Disease Control. The Postal Service has purchased and is distributing to its employees 4 million masks that it claims will filter 95% of all microbes in the air, including anthrax spores. Their use is voluntary, and they must fit snugly against the skin (no beards or stray locks of hair). Perhaps even more effective, but probably too expensive for the Postal Service, is a hood and battery-powered filter combination originally designed for medical personnel working with drug-resistant-tuberculosis patients...
...Latest developmentsAn air filter at the mail facility serving the Supreme Court tested positive for anthrax Friday afternoon. The court building will close for the weekend; if it is not reopened on Monday, the Justices will continue their work at a local D.C. courthouse...
...network with a bureau in Kabul, is carrying images of the broken bodies of civilian casualties. And on the Internet, ordinary citizens are able to see the latest photographs posted by the wire services even before the photo editors of their local newspapers have had a chance to "filter" the images...
Engine dust filter...
...shelf life to the canisters. They won't last indefinitely," says Dave Maples, a security consultant with Investigative Group International in Atlanta. But one employee-benefits-management company outside Atlanta may have the right idea: since the attacks, it has purchased house painters' masks for all employees to filter out dust and soot. "That's practical," says Maples...