
An industrial and environmental chemist in the United States during the 19th century. Her pioneering work in sanitary engineering, and experimental research in domestic science, laid a foundation for the new science of home economics (<a href=https://en.wikipedia.org/wiki/Ellen_Swallow_Richards>Wikipedia</a>).
“Zach stole my stuff!” “No, I didn’t!” “It was here before I went to the bathroom and now it’s gone!” Andy reached over and cuffed the boy. “That will be quite enough,” Mrs. Crabtree intervened. “Andy, go to the principal’s office. Now.””