How did john snow discover Anesthesia?

John Snow, a pioneering anesthetist, discovered the practical application of anesthesia through his work with ether and chloroform in the mid-19th century. He carefully observed the effects of these substances on patients during surgeries and childbirth, conducting experiments to refine their use. His landmark work included administering chloroform to Queen Victoria during childbirth, which demonstrated its efficacy and safety, ultimately leading to broader acceptance of anesthesia in medical practice. Snow's meticulous documentation and advocacy positioned him as a key figure in the development of anesthetic techniques.