Which inventor is known for developing the "Drunkometer" for measuring alcohol in the breath?

The "Drunkometer" is a significant development in the field of measuring blood alcohol content (BAC) through breath analysis. This device was invented by Rolla Harger in the 1930s. Harger's invention was pivotal in law enforcement as it provided a practical tool to assess a person's level of intoxication based on breath samples, greatly enhancing the ability to enforce drunk driving laws.

While other individuals mentioned in the choices also contributed to the study and measurement of alcohol and its effects, it is Harger who is specifically recognized for the creation of the "Drunkometer". His work laid the foundation for subsequent advancements in breath testing technology, leading to modern breathalyzers that are widely used today.