Sodium Metal
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A British Chemist,
Sir Humphry Davy(1778-1829) discovered nitrous oxide also known as laughing
gas it was Davy's risky habit to smell new gasses and try to study the effects
on the human body of breathing them. It turned out that nitrous oxide made people
feel kind of dizzy it made them either really happy or really emotional and
stuff like that.
To be safe while doing this experiment you should always have safety glasses an apron and some gloves so that you wont be hurt.