Open Systems [edit]. A system that interfaces and interacts with its environment, by receiving inputs from and delivering outputs to the outside, is called an open system.
Colgate (toothpaste) From Wikipedia, the free encyclopedia. Colgate (sub-brand of Colgate-Palmolive) is an oral hygiene product line of toothpastes, toothbrushes, mouthwashes and dental floss. Colgate toothpaste was first sold by the company in 1873, sixteen years after the death of the founder, William Colgate. 1 History.
The best toothpaste brands, including the most popular, inexpensive, safe, and effective brands for every day use. This list includes the most popular toothpaste br... The best toothpaste brands, including the most popular, inexpensive, safe, and effective brands for every day use. This list includes the most popular toothpaste brands that make mint, bubblegum and fruit-flavored toothpaste. While mint toothpaste is the most popular choice for adults, children often prefer sweet toothpaste.