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.
William H. Colgate, the 1880 civil engineer living in Oconomowoc, is probably the son of James Boorman/Bowles Colgate, and may very well have worked on the Wisconsin Central during 1885-86 when Colgate Station was founded.