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  2. Colored fire - Wikipedia

    en.wikipedia.org/wiki/Colored_fire

    Colored fire is a common pyrotechnic effect used in stage productions, fireworks and by fire performers the world over. Generally, the color of a flame may be red, orange, blue, yellow, or white, and is dominated by blackbody radiation from soot and steam.

  3. Blue lava - Wikipedia

    en.wikipedia.org/wiki/Blue_lava

    "Blue lava" is an electric-blue fire that burns when sulfur combusts, producing a neon-blue flame. Sulfur burns when it comes into contact with hot air at temperatures above 360 °C (680 °F), which produces the energetic flames. [2] Actual lava is red-orange in color, given its temperature.

  4. Pyrotechnic colorant - Wikipedia

    en.wikipedia.org/wiki/Pyrotechnic_colorant

    Blue Basic copper carbonate CuCO 3 ·Cu(OH) 2, 2 CuCO 3 ·Cu(OH) 2: Occurs naturally as malachite and azurite. Good with ammonium perchlorate and for high-temperature flames with presence of hydrogen chloride. Not easily airborne, less poisonous than Paris Green. Blue Copper oxychloride: 3CuO·CuCl 2: Good blue colorant with suitable chlorine ...

  5. What is the red fire retardant dropped by planes to ... - AOL

    www.aol.com/red-fire-retardant-dropped-planes...

    What is the fire retardant made of? The vibrant red fire retardant is known as Phos-Chek and has been used by firefighters battling wildland blazes for over 50 years, according to its manufacturer ...

  6. Flame test - Wikipedia

    en.wikipedia.org/wiki/Flame_test

    Green or blue Ni Nickel: Colorless to silver-white P Phosphorus: Pale blue-green: Pb Lead: Blue-white Ra Radium: Crimson red Rb Rubidium: Violet red S Sulfur: Blue Sb Antimony: Pale green Sc Scandium: Orange: Se Selenium: Azure blue Sn Tin: Blue-white Sr Strontium: Crimson to scarlet red; yellowish through green glass and violet through blue ...

  7. Flame - Wikipedia

    en.wikipedia.org/wiki/Flame

    Flames of charcoal. A flame (from Latin flamma) is the visible, gaseous part of a fire.It is caused by a highly exothermic chemical reaction made in a thin zone. [1] When flames are hot enough to have ionized gaseous components of sufficient density, they are then considered plasma.

  8. Hitodama - Wikipedia

    en.wikipedia.org/wiki/Hitodama

    They have a color that is blue, orange, or red, and also have a tail, but it can either be short or long. There are also a few that have been seen during daytime. In the Okinawa Prefecture , hitodama are called tamagai , and in Nakijin , they are said to appear before a child is born [ 3 ] and in some areas are also said to be mysterious flames ...

  9. Blue vs. Red States: Where Migrants Are Likely Going - AOL

    www.aol.com/news/blue-vs-red-states-where...

    While migrants cross into red border states like Texas, researchers have found they often don't stay there long, spreading to places that have jobs, family, and established immigrant communities.