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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.
The color blue is notoriously difficult to produce in fireworks, as the copper compounds need to be heated at a specific temperature for the optimal shade of blue to be produced. Thus, a deep, rich blue is usually viewed as the mark of an experienced fireworks maker. Care should be taken to avoid formation of solid particles in the flame zone ...
Bright blue fireworks are far more challenging to produce than common colors like red, white, or green. The issue is that the chemical compound that makes that brilliant blue is more fragile that ...
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This is an accepted version of this page This is the latest accepted revision, reviewed on 15 February 2025. Variety of the color blue For other uses, see Shades of Blue (disambiguation). "Shade of Blue" redirects here. For the song by Black Rebel Motorcycle Club, see Shade of Blue (song). For the R&B/funk band, see Shade of Blue (band). Blue Wavelength 440–490 nm Common connotations ...
Hanabi (from Japanese 花火, fireworks) is a cooperative card game created by French game designer Antoine Bauza and published in 2010. [1] Players are aware of other players' cards but not their own, and attempt to play a series of cards in a specific order to set off a simulated fireworks show. The types of information that players may give ...
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This problem has a graph-theoretic solution in which a graph with four vertices labeled B, G, R, W (for blue, green, red, and white) can be used to represent each cube; there is an edge between two vertices if the two colors are on the opposite sides of the cube, and a loop at a vertex if the opposite sides have the same color. Each individual ...