Creator Humphry Davy
Humphry Davy
Born17 December 1778
Penzance, Cornwall
Died29 May 1829 | Age 50
Geneva, Switzerland

Humphry Davy 1799

Nitrous oxide (N2O) was first synthesised in 1772 by chemist Joseph Priestley. The term "laughing gas" was coined by Humphry Davy due to the euphoric effects. He wrote about N2O;

Nitrous oxide in anesthesia
Nitrous oxide in anesthesia

As nitrous oxide appears capable of destroying physical pain, it may probably be used with advantage during surgical operations.

James Young Simpson 1847

Inventor Simpson James Young
Simpson James Young
Born7 June 1811
Bathgate, Scotland
Died6 May 1870 | Age 58

Chloroform was first synthesized around 1830. In 1842 Robert Mortimer Glover discovered its anaesthetic properties on animals. Simpson was the first to demonstrate the safe anaesthetic effect of chloroform and popularise its use on humans.
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