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  2. Pyrophoricity - Wikipedia

    en.wikipedia.org/wiki/Pyrophoricity

    The creation of sparks from metals is based on the pyrophoricity of small metal particles, and pyrophoric alloys are made for this purpose. [2] Practical applications include the sparking mechanisms in lighters and various toys, using ferrocerium; starting fires without matches, using a firesteel; the flintlock mechanism in firearms; and spark testing ferrous metals.

  3. Category:Pyrophoric materials - Wikipedia

    en.wikipedia.org/wiki/Category:Pyrophoric_materials

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  4. Diethylzinc - Wikipedia

    en.wikipedia.org/wiki/Diethylzinc

    The pyrophoricity of diethylzinc can be used to test the inert atmosphere inside a glovebox. An oxygen concentration of only a few parts per million will cause a bottle of diethylzinc to fume when opened.

  5. Kopp–Etchells effect - Wikipedia

    en.wikipedia.org/wiki/Kopp–Etchells_effect

    The erosion associated with the Kopp–Etchells effect presents costly maintenance and logistics problems, and is an example of foreign object damage (FOD). [ 11 ] Sand hitting the moving rotor blades represents a security risk because of the highly visible ring it produces, which places military operations at a tactical disadvantage when ...

  6. Patrick Mahomes Responds to Claims the Referees Are Rigging ...

    www.aol.com/lifestyle/patrick-mahomes-responds...

    Patrick Mahomes is batting down claims of preferential treatment as the Kansas City Chiefs move ever-closer to a Super Bowl berth.. With his team being one win away from the title game and after a ...

  7. This Sealy mattress is the best one to buy during Presidents ...

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    The mattress is down to $899 today in its Queen size, a savings of nearly $500 from its retail price. Ahead of Presidents' Day, you can also get a free mattress protector, sheet set, and pillow ...

  8. When will Trump end taxes on tips, OT and Social Security ...

    www.aol.com/news/trump-end-taxes-tips-ot...

    White House press secretary Karoline Leavitt says President Trump wants the elimination of taxes on tips, overtime and Social Security to be included in a looming budget reconciliation bill.

  9. List of life sciences - Wikipedia

    en.wikipedia.org/wiki/List_of_life_sciences

    For example, zoology is the study of animals, while botany is the study of plants. Other life sciences focus on aspects common to all or many life forms, such as anatomy and genetics . Some focus on the micro-scale (e.g. molecular biology , biochemistry ) other on larger scales (e.g. cytology , immunology , ethology , pharmacy, ecology).