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  2. Magnesium torch - Wikipedia

    en.wikipedia.org/wiki/Magnesium_torch

    A magnesium torch is a bright light source made from magnesium, which can burn underwater and in all weather conditions. They are used for emergency illumination for railroad applications. They were also used in the 1950s up to the early 1970s as a light source for scuba diving, and were featured occasionally in television shows. A relay of ...

  3. Mechanically powered flashlight - Wikipedia

    en.wikipedia.org/.../Mechanically_powered_flashlight

    This, along with the long-life light-emitting diode which does not burn out like an incandescent bulb, give the flashlight a long lifetime, making it a useful emergency light. A disadvantage of many current models is that the supercapacitor cannot store much energy in comparison to a lithium-ion cell, limiting the operating time per charge.

  4. 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.

  5. If you live in a storm-prone area you need these night lights ...

    www.aol.com/lifestyle/nightlight-that-doubles-as...

    Sunbeam 16988 5-In-1 Night Light & Emergency Flashlight (3 pack) $40 $50 Save $10 When the power goes out, you'll be ready with this combination nightlight that converts into an emergency ...

  6. Flashlight - Wikipedia

    en.wikipedia.org/wiki/Flashlight

    A set of modern LED flashlights. A flashlight or electric torch (Commonwealth English), usually shortened to torch, is a portable hand-held electric lamp.Formerly, the light source typically was a miniature incandescent light bulb, but these have been displaced by light-emitting diodes (LEDs) since the early 2000s.

  7. You Need to Know This Rule Before Putting Parchment Paper in ...

    www.aol.com/know-rule-putting-parchment-paper...

    Air fryers work by circulating hot air quickly—typically with a fan—and parchment paper is too light to stay on the bottom of the tray. Country Living, Christopher Michel Test Two: Weighted ...

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