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December 31, 2023
December 31 - January 6 December 31, 1938 Rolla N. Harger, Indiana University Professor of biochemistry and toxicology, introduced the "Drunkometer." This was the first tool used to determine blood alcohol levels by using an individual's breath.
September 18, 2022
An early version of the device was invented by a professor at Indiana University before being redesigned by a scientist with the Indiana State Police in the 50s.
September 17, 2022
An early version of the device was invented by a professor at Indiana University before being redesigned by a scientist with the Indiana State Police in the 50s.
September 17, 2022
An early version of the device was invented by a professor at Indiana University before being redesigned by a scientist with the Indiana State Police in the 50s.
September 9, 2022
An early version of the device was invented by a professor at Indiana University before being redesigned by a scientist with the Indiana State Police in the 50s.