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  2. Trinitite - Wikipedia

    en.wikipedia.org/wiki/Trinitite

    Trinitite, also known as atomsite or Alamogordo glass, [1] [2] is the glassy residue left on the desert floor after the plutonium-based Trinity nuclear bomb test on July 16, 1945, near Alamogordo, New Mexico.

  3. Vitrified sand - Wikipedia

    en.wikipedia.org/wiki/Vitrified_sand

    Vitrified sand is sand that has been heated to a high enough temperature to undergo vitrification, which is the melting of the silicon dioxide or quartz that compose common sand. Vitrified sand is a type of natural glass, contrasted with manufactured glass in which soda ash or potash are added to lower the melting point. Pure quartz melts at ...

  4. Vitrification - Wikipedia

    en.wikipedia.org/wiki/Vitrification

    Vitrification (from Latin vitrum 'glass', via French vitrifier) is the full or partial transformation of a substance into a glass, [1] that is to say, a non-crystalline or amorphous solid. Glasses differ from liquids structurally and glasses possess a higher degree of connectivity with the same Hausdorff dimensionality of bonds as crystals: dim ...

  5. Glass transition - Wikipedia

    en.wikipedia.org/wiki/Glass_transition

    The glass–liquid transition, or glass transition, is the gradual and reversible transition in amorphous materials (or in amorphous regions within semicrystalline materials) from a hard and relatively brittle "glassy" state into a viscous or rubbery state as the temperature is increased. [2]

  6. History of glass - Wikipedia

    en.wikipedia.org/wiki/History_of_glass

    A very important advance in glass manufacture was the technique of adding lead oxide to the molten glass; this improved the appearance of the glass and made it easier to melt using sea-coal as a furnace fuel. This technique also increased the "working period" of the glass, making it easier to manipulate.

  7. Turning waste glass into art - AOL

    www.aol.com/lifestyle/turning-waste-glass-art...

    Jul. 24—By Kevin Robinson-Avila Shelby Kaye has built Broken Arrow Glass Recycling into a cash-positive, eco-friendly business that turns waste glass into artistic household products, and into ...

  8. Fulgurite - Wikipedia

    en.wikipedia.org/wiki/Fulgurite

    Typical broken fulgurite sections. Fulgurites (from Latin fulgur 'lightning' and -ite), commonly called "fossilized lightning", are natural tubes, clumps, or masses of sintered, vitrified, or fused soil, sand, rock, organic debris and other sediments that sometimes form when lightning discharges into ground.

  9. AOL Mail

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    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!