Chandler, Charles Frederick (1836–1925)

US industrial chemist. His field of activity encompassed chemistry, geology, and minerology as well as sanitation, oil refining, and social causes. In 1877, he began addressing the issues of food and water supplies for New York City, he became a pioneer in municipal milk control, and established a program of compulsory vaccination.

He was born in Lancaster, Massachusetts. Affiliated with Columbia University for most of his career (1864–1910), he was cofounder and dean of its School of Mines and later head of the chemistry department. He was known as an inspiring teacher. He also fought abuses by slaughterhouses and gas companies.