Monday, November 26, 2012

History toothpaste

History toothpaste

Toothpaste started to be used since i 500 Hours, both in India and in China. However, at that time, toothpaste does not describe the product you use all day, which was invented only in the 1800s. In 1824, a dentist named Peabody was the first to add soap to toothpaste composition, and in 1850, John Harris has used chalk as an ingredient.

Two decades later, in 1873, Colgate toothpaste began to mass commercialization of container used is at the moment a jar. Only in 1892, Dr. Washington Sheffield of Connecticut chose to use a collapsible tube as toothpaste container. Colgate was not late to take the idea doctor said, so in 1896, it produced toothpaste was sold in collapsible tubes similar to those of Sheffield.

After the Second World War, progress in synthetic detergents have facilitated the soap in toothpaste composition to be replaced with agents based emulsifiers sodium.
A few years later, Colgate started using fluoride as an ingredient.

Did you know ...?

The oldest recipe for toothpaste dating from 400 BC and was discovered in ancient Egypt, was written by a scribe on a parchment sheet. The document is now in a Viennese museum. According to him, for a perfectly clean teeth were needed: 1/100 ounce of rock salt, 2/100 ounce of mint, 1/100 ounce of dried iris flower and 20 grains of pepper.

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