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.
To properly clean the Colgate Â® ProClinical â¢ electric toothbrush and charger: - 1  Wash toothbrush heads with water. - 2  Wipe handle and charger with damp cloth. - 3  Dry handle and charger completely before putting back handle in charger.- 4  Never put charger in water.he toothbrush heads for the Colgate Â® ProClinical â¢ electric toothbrush come in multiple colours so each family member can have a unique colour. The four-pack of replacement toothbrush heads contains four toothbrush heads in four different colours (blue, green, light grey and dark grey).