Keeping our teeth pearly white isn’t a recent trend. As a matter of fact it goes back thousands of years. It makes sense.
Before we had complex languages to communicate, we used other methods. Even now, a lot of observations can show that most of our communications are non-verbal.
Think about the way you stand, the tone of your voice, and your facial expression.
Smiling is universally understood. Toothbrushes, or at least something with similar function were used as early as 3000 BC.
The practice of teeth whitening, however, began about 4,000 years ago with Egyptians.
They used a mixture of ground pumice stone with wine vinegar. Yummy!
Wealth and beauty were both associated with white teeth. But consider yourself fortunate if you did not live during the time Ancient Romans picked up teeth whitening.
They used urine to bleach their teeth.
Комментариев нет:
Отправить комментарий