Color Facts
The Natural Color of Rubber is White. Rubber is made black by adding various chemicals, such as carbon black. This isn’t just for cosmetic reasons, but because adding chemicals like carbon black to the rubber drastically increases desirable qualities of the rubber
in Color Facts, Interesting Facts, Top Facts, Unusual FactsIn the Middle Ages, manuscripts were “illuminated” with paint made from ground semi-precious stones and egg yolks
in Color Facts, Fascinating Facts, History FactsDying your hair black in ancient Rome involved feeding leeches, putting them in vinegar, leaving the substance to ferment for two months and thicken into a paste, then applying the mixture to the hair and allowing it to dry for a day
in Bizarre Facts, Color Facts, Crazy Facts, Hair Facts, History Facts, Odd Facts, Roman Facts, Strange Facts, Weird FactsVarious paint colors can help the body heal itself. For example, red can often help depressed people regain vigor, while green has been shown to relieve stress
in Amazing Facts, Body Facts, Color Facts, Good Facts, Health Facts, Psychological Facts, Top FactsThe first interior painting was done roughly 40,000 years ago in what is now France by prehistoric cave dwellers, who employed stencils in some of the work and even “spray-painted” by blowing paint through hollow bird bones
in Bones Facts, Color Facts, France Facts, History Facts, Top Facts, Unique FactsIn a double rainbow, light is reflected twice inside each water droplet, and the colours in the outer arc appear in reverse order
in Amazing Facts, Awesome Facts, Color Facts, Fascinating Facts, Good Facts, Odd Facts, Science Facts, Strange Facts, Water FactsPlants are green because they reflect green light and absorb the other colours for photosynthesis. If you put a plant under green light, it will probably die
in Amazing Facts, Color Facts, Fascinating Facts, Important Facts, Plant Facts, Science FactsNine languages don’t have words for colour – they only differentiate between black and white. For example in Dan (New Guinea) things can be ‘mili’ (darkish) or ‘mola’ (lightish)
in Bizarre Facts, Color Facts, Cool Facts, Country Facts, Important Facts, Language Facts, Unique Facts, World FactsIf you keep a Goldfish in the dark, it will eventually turn white
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