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The Color of the Future: A history of blue

(www.hopefulmons.com)
130 points prismatic | 1 comments | 04 Sep 25 09:27 UTC | HN request time: 0.199s | source
1. cyberax ◴[04 Sep 25 11:14 UTC] No.45125936[source]▶
In a similar vein: https://www.scienceabc.com/eyeopeners/why-are-blue-fireworks...

Blue fireworks look cool, but you almost never see them.