• During one week in nineteen forty-eight, poisonous air in a nearby town killed twenty people and sickened six thousand others.

    VOA: special.2009.07.13

  • Chemical sprays like air fresheners,hair spray, household cleaning products and even strong perfumes can also trigger an asthma attack.

    VOA: special.2009.07.28

  • Every year,moist air masses known as monsoon produce large amounts of rainfall in India,East Asia, northern Australia and East Africa.

    VOA: special.2010.05.25

  • It is a line drawing made out of aluminum wire that looks like a wavy net floating in mid-air.

    VOA: special.2009.05.06

  • The American Lung Association said Pittsburgh was last in the nation in one of three measures of air quality.

    VOA: special.2009.07.13

  • When his head came out of the water for air, he saw that he was farther away from the soldiers.

    VOA: special.2011.05.28

  • Critics accused European air transport officials of being slow to react, then overreacting to the possible risk to airplanes.

    VOA: special.2010.04.23

  • "That will not have any appreciable or noticeable impact on the air traffic control infrastructure in the foreseeable future today.

    VOA: special.2011.07.11

  • But Arctic air has damaged some Florida oranges and strawberries in recent days, and killed fish at tropical fish farms.

    VOA: special.2010.01.12

  • The Centers for Disease Control says HEPA filters are effective in clearing the air of many particles that cause disease.

    VOA: special.2009.07.14

  • A spokeswoman for the mayor's office, Joanna Dovan,says the Pittsburgh area has been working to improve its air quality.

    VOA: special.2009.07.13

  • Mars has less gravity. My attempts to walk resulted in jumps and hops, which took me into the air.

    VOA: special.2010.07.10

  • But Chesley Sullenberger is also an expert on air safety, including accident investigations, and even has his own consulting business.

    VOA: special.2009.01.30

  • People did not object to making young children work long hours, in places that had bad air and bad light.

    VOA: special.2010.08.01

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