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2. Mechanical filter (respirator) - Wikipedia

   en.wikipedia.org/wiki/Mechanical_filter_(respirator)

   A powered air-purifying respirator (PAPR) is a type of respirator used to safeguard workers against contaminated air. PAPRs consist of a headgear-and-fan assembly that takes ambient air contaminated with one or more type of pollutant or pathogen , actively removes (filters) a sufficient proportion of these hazards, and then delivers the clean ...

3. Respirator - Wikipedia

   en.wikipedia.org/wiki/Respirator

   A smoke hood, also called an Air-Purifying Respiratory Protective Smoke Escape Device (RPED), [81] is a hood wherein a transparent airtight bag seals around the head of the wearer while an air filter held in the mouth connects to the outside atmosphere and is used to breathe.

4. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

5. Air purifier - Wikipedia

   en.wikipedia.org/wiki/Air_purifier

   An air purifier or air cleaner is a device which removes contaminants from the air in a room to improve indoor air quality. These devices are commonly marketed as being beneficial to allergy sufferers and asthmatics , and at reducing or eliminating second-hand tobacco smoke .

6. Smog tower - Wikipedia

   en.wikipedia.org/wiki/Smog_tower

   There are air pollution experts who view smog filtration tower projects with scepticism. For example, Professor Alastair Lewis , Science Director at the NCAS , has argued that static air cleaners, like the prototypes in Beijing and Delhi, cannot process enough city air, quickly enough, to make a meaningful difference to urban pollution.

7. Costco posts another quarter of sales growth against an ...

   www.aol.com/finance/costco-expected-post-another...

   On Sept. 1, Costco hiked the price of its Gold Star membership by $5 to $65 and the price of its Executive membership by $10 to $130. This was the first full quarter since the price hike.

8. Air ioniser - Wikipedia

   en.wikipedia.org/wiki/Air_ioniser

   Air ioniser and purifier with its dust collection plates removed. Air ionisers are used in air purifiers to remove particles from air. [3] Airborne particles become charged as they attract charged ions from the ioniser by electrostatic attraction. The particles in turn are then attracted to any nearby earthed (grounded) conductors, either ...

9. Online sports betting has trickled down to high school football

   www.aol.com/sports/online-sports-betting...

   High school football enthusiasts who want to place a bet on a big game have no choice but to turn to an offshore site. Accepting a wager on high school sports is outlawed in Nevada and other U.S ...