#10 – Chinese
Nearly half a billion Chinese people never brushed their teeth. Instead of having to buy a toothbrush and a tube of toothpaste, the Chinese use the branches and green tea.
#9 – Pringles
Fredric J. Baur was so proud of his invention, he wanted to be buried in it. Baur died in May 2008 at the age of 89, and his children performed this request - his ashes were divided between a pair of boxes and packaging ... out of Pringles.
#8 – Cock
In the Middle Ages, livestock often subjected to human punishment. In 1470, for example, the cock was burned publicly for having allegedly demolished the egg.
#7 – Platinum
Platinum previously considered the "wrong silver" and thrown into a river or sea, in order not to get underfoot. Only later, when jewelers from Spain found that platinum is perfectly fused with gold, it was used as a raw material jewelry.
#6 – Piano Strings
The total tension of the strings of a tuned piano is 7 tons (7,000 kg).
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