Answer:
did in class
Step-by-step explanation:
In the 1840s, medical students and dentists who attended ether frolics began to notice that people under the influence seemed to feel no pain. Boston dentist William Morton experimented with ether on himself before using it as an anaesthetic on his patients.In 1799 Sir Humphry Davy, British chemist and inventor, tried inhaling nitrous oxide and discovered its anesthetic properties