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  2. Free Fire (video game) - Wikipedia

    en.wikipedia.org/wiki/Free_Fire_(video_game)

    Free Fire is a free-to-play battle royale game developed and published by Garena for Android and iOS. [4] It was released on 8 December 2017. It became the most downloaded mobile game globally in 2019 and has over 1 billion downloads on Google Play Store. In the first quarter of 2021 it was the highest grossing mobile game in the US. [5]

  3. NFPA 704 - Wikipedia

    en.wikipedia.org/wiki/NFPA_704

    NFPA 704 safety squares on containers of ethyl alcohol and acetone. " NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response " is a standard maintained by the U.S. -based National Fire Protection Association. First "tentatively adopted as a guide" in 1960, [1] and revised several times since then, it ...

  4. Material properties of diamond - Wikipedia

    en.wikipedia.org/wiki/Material_properties_of_diamond

    Material properties of diamond. Burns above 700 °C in air. Diamond is the allotrope of carbon in which the carbon atoms are arranged in the specific type of cubic lattice called diamond cubic. It is a crystal that is transparent to opaque and which is generally isotropic (no or very weak birefringence ).

  5. Moissanite - Wikipedia

    en.wikipedia.org/wiki/Moissanite

    Moissanite ( / ˈmɔɪsəˌnaɪt /) [5] is naturally occurring silicon carbide and its various crystalline polymorphs. It has the chemical formula SiC and is a rare mineral, discovered by the French chemist Henri Moissan in 1893. Silicon carbide or moissanite is useful for commercial and industrial applications due to its hardness, optical ...

  6. Diamond (gemstone) - Wikipedia

    en.wikipedia.org/wiki/Diamond_(gemstone)

    Diamond [a] is a gemstone formed by cutting a raw diamond. Diamonds are one of the best-known and most sought-after gems, and they have been used as decorative items since ancient times. The hardness of diamond and its high dispersion of light —giving the diamond its characteristic "fire"—make it useful for industrial applications and ...

  7. Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.

  8. Hearts on Fire (company) - Wikipedia

    en.wikipedia.org/wiki/Hearts_on_Fire_(company)

    Hearts On Fire is an international diamond jewelry brand known for its highest standards in diamond excellence and perfectly cut diamonds. Founded in 1996 in Boston, Massachusetts, United States , it was acquired by Chow Tai Fook Jewellery Group in 2014 and is now headquartered in Hong Kong SAR, China .

  9. Template:NFPA 704 diamond/codes-overview - Wikipedia

    en.wikipedia.org/wiki/Template:NFPA_704_diamond/...

    I. 1. Instability 1: Normally stable, but can become unstable at elevated temperatures and pressures. E.g. calcium. code. I. 2. Instability 2: Undergoes violent chemical change at elevated temperatures and pressures, reacts violently with water, or may form explosive mixtures with water. E.g. white phosphorus.

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