Random Fact Sheet #4 – 35 Cool Facts You Got To Read

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26Orange fruit

Orange fruit

Oranges are actually green when grown in a tropical climate. They only become orange in color when grown in more temperate climates.


27. eBay once tried changing their background from yellow to white but received complaints. So they reverted it to yellow, then gradually changed it to white over several months. Nobody complained.


28. Green eyes make up only 1-2% of the entire human population, and natural occurring Violet colored eyes do exist.


29. Errant Thai police are required to wear big bright pink Hello Kitty armbands against their dull gray uniform as a form of punishment if they commit petty offenses such as showing up late, parking illegally, and getting in fights with other officers.


30. In the 1880s, Margarine had to be dyed pink in order to prevent confusion between butter substitutes and actual butter.


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31Peacock tail feathers

Peacock tail feathers

Peacock tail feathers are pigmented brown, but their microscopically structured surfaces make them appear blue, turquoise, and green, and often they appear iridescent.


32. Cyanide was named after the color cyan because it was originally isolated from the Prussian blue dye.


33. Lake Hillier is a bubble-gum-pink lake right on the edge of Recherché Archipelago’s largest island in Australia. The color is permanent and does not alter when the water is taken in a container. It is speculated that the color is either caused by a reaction of sea salt and sodium bicarbonate or by red halophilic bacteria in the salt crusts.


34. In medieval times, Japanese used to dye their teeth black. Dyeing was mainly done by married women, though occasionally men did it as well. It was also beneficial, as it prevented tooth decay, in a similar fashion to modern dental sealants.


35. In modern times, the color Tyrian purple has been recreated, at great expense. When the German chemist Paul Friedlander tried to recreate Tyrian purple in 2008, he needed 12,000 mollusks to create 1.4 ounces of dye, enough to color a handkerchief.

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