Carl Rogers Darnall

United States general (1867-1941) · United States · On the map · Scientists · Died at 73

Brigadier General Carl Rogers Darnall was a United States Army chemist and surgeon credited with originating the technique of liquid chlorination of drinking water. Chlorination has been an exceedingly important innovation in public health, saving innumerable lives.

Text from Wikipedia, CC BY-SA 4.0

Carl Rogers Darnall is read about 4.5 times a day.

A typical day, 30 days to 27 October 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

Something wrong?