What did Snow remove to curtail the cholera outbreak?
Street garbage
Local sewage
Fish market
A water pump handle
Answer
In 1854, a cholera outbreak in London was traced to a single water pump. John Snow, a physician, removed the handle of the pump and the outbreak was halted. This led to the realization that cholera was a waterborne disease.
The Medical Maverick: Test Your Knowledge About John Snow's Legacy!