.... how do you clean his determined? Why? Why? Why?
If the toothbrush is a new invention? No. They have been around for 5,000 years. "In early writings from Mesopotamia are hints to a brush-like fingers fanned out of the wood of the Arak tree, also toothbrush tree called "
1498 is in China for the first time a -. also brush-like - as mentioned toothbrush, used in the bristles of Siberian wild boar attached to a handle made of bamboo wood
later brought merchants this invention to Europe. but felt the occidentals boar bristles too hard. They chose horsehair ...
.... or remained their toothpicks faithful, made from quills, spines of a porcupine or even metal.
1728 published the French physician Pierre Fauchard (founder of the scientific Dentistry ) some schools of thought for dental hygiene: "For caries inhibition to the mouth in the morning and evening, rinsed with a few spoons of fresh urine left behind." ( (brief history of dental hygiene)
appeared then to floss . The "invention" is the dentist Levi Spear Parmly (1790 -1859, New Orleans, USA) awarded. He recommended in 1815, the dental cleaning with silk yarns (untwisted silk). The company Codman and Shurtleft began in 1882 with the production of unwaxed dental floss. The company Johnson and Johnson (now in Germany on the market) had patented in 1898, the dental floss. However, grooves are at prehistoric tooth finds out that were in service at this time similar methods - that is a reprint of a very old technology?
be changed today, the materials, there are now electric flossing device available, it is a distinction between waxed and unwaxed dental floss. The Zahnvürsten are electric, the toothbrushes themselves are examined for their optimum angle condition and the "vibrating head" promises even better results ....
But dental care is a purely human affair? No. Even animals do it. On the video can be seen here (unfortunately with advertising in the credits) you see how monkeys specifically use dental floss to the teeth to clean. It is also given instruction in matters of sound dental care to the offspring.
Or the monkeys have something copied from the people ... or in the prehistoric times, people from apes? Who knows?
If the toothbrush is a new invention? No. They have been around for 5,000 years. "In early writings from Mesopotamia are hints to a brush-like fingers fanned out of the wood of the Arak tree, also toothbrush tree called "
1498 is in China for the first time a -. also brush-like - as mentioned toothbrush, used in the bristles of Siberian wild boar attached to a handle made of bamboo wood
later brought merchants this invention to Europe. but felt the occidentals boar bristles too hard. They chose horsehair ...
.... or remained their toothpicks faithful, made from quills, spines of a porcupine or even metal.
1728 published the French physician Pierre Fauchard (founder of the scientific Dentistry ) some schools of thought for dental hygiene: "For caries inhibition to the mouth in the morning and evening, rinsed with a few spoons of fresh urine left behind." ( (brief history of dental hygiene)
appeared then to floss . The "invention" is the dentist Levi Spear Parmly (1790 -1859, New Orleans, USA) awarded. He recommended in 1815, the dental cleaning with silk yarns (untwisted silk). The company Codman and Shurtleft began in 1882 with the production of unwaxed dental floss. The company Johnson and Johnson (now in Germany on the market) had patented in 1898, the dental floss. However, grooves are at prehistoric tooth finds out that were in service at this time similar methods - that is a reprint of a very old technology?
be changed today, the materials, there are now electric flossing device available, it is a distinction between waxed and unwaxed dental floss. The Zahnvürsten are electric, the toothbrushes themselves are examined for their optimum angle condition and the "vibrating head" promises even better results ....
But dental care is a purely human affair? No. Even animals do it. On the video can be seen here (unfortunately with advertising in the credits) you see how monkeys specifically use dental floss to the teeth to clean. It is also given instruction in matters of sound dental care to the offspring.
Or the monkeys have something copied from the people ... or in the prehistoric times, people from apes? Who knows?
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