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  2. Ammonia - Wikipedia

    en.wikipedia.org/wiki/Ammonia

    Ammonia occurs in nature and has been detected in the interstellar medium. In many countries, it is classified as an extremely hazardous substance. [15] Ammonia is produced biologically in a process called nitrogen fixation, but even more is generated industrially by the Haber process. The process helped revolutionize agriculture by providing ...

  3. Natural refrigerant - Wikipedia

    en.wikipedia.org/wiki/Natural_refrigerant

    Ammonia is lethal in certain doses, but proper preparation and emergency protocols can mitigate these risks down to as little as one death per decade, according to the EPA. [1] The unusual smell of ammonia is one reason for that, which allows humans to detect leaks at as low as 5ppm, while its toxic effects begin above 300ppm. [1]

  4. Ammonia was used to chill huge Finley cold storage warehouse ...

    www.aol.com/ammonia-used-chill-huge-finley...

    About 14,000 pounds of ammonia, which was used as a refrigerant at the frozen vegetable warehouse, was lost in the fire, the Washington Department of Ecology confirmed Tuesday to the Tri-City Herald.

  5. Ammonia pollution - Wikipedia

    en.wikipedia.org/wiki/Ammonia_pollution

    Ammonia is toxic to aquatic life which leads to increased amounts of fish deaths. [6] Ammonia pollution also leads to eutrophication. Eutrophication is the growth of algae that kills other aquatic life and creates dead zones. Ammonia pollution affects freshwater and salt water ecosystems differently due to physical and chemical differences.

  6. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Growing evidence that air pollution—even when experienced at very low levels—hurts human health, led the WHO to revise its guideline (from 10 μg/m 3 to 5 μg/m 3) for what it considers a safe level of exposure of particulate pollution, bringing most of the world—97.3 percent of the global population—into the unsafe zone.

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    mail.aol.com/d?reason=invalid_cred

    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!

  8. Ammonium chloride - Wikipedia

    en.wikipedia.org/wiki/Ammonium_chloride

    Concentrated ammonia and hydrochloric acid solutions are added to two gas-washing bottles, respectively. Using rubber pumps, air (acting as gas-carrier) is injected in the gas-washing tubes causing the streams of ammonia and hydrogen chloride in air to collide and react giving the solid product, ammonium chloride.

  9. MadeGood granola bars recalled because they could contain metal

    www.aol.com/madegood-granola-bars-recalled...

    The recalled granola bars were produced between January and November and distributed throughout the U.S., Canada and internationally. Riverside investigated and identified the issue in its ...