FASCINATION ABOUT LAUGHING GAS SHOP

The first time nitrous oxide was applied as an anaesthetic drug from the therapy of a patient was when dentist Horace Wells, with guidance by Gardner Quincy Colton and John Mankey Riggs, shown insensitivity to pain from the dental extraction on eleven December 1844.[93] In the following weeks, Wells dealt with the 1st twelve to 15 people with nitro