Sir Humphry Davy was a British chemist who

A. invented the safety lamp for miners

B. discovered the anesthetic properties of nitrous oxide

C. both (A) and (B)

D. None of the above

Answer: Option C

Solution(By Examveda Team)

Sir Humphry Davy was a British chemist who invented the safety lamp for miners and discovered the anesthetic properties of nitrous oxide. He was an English chemist who discovered several chemical elements (including sodium and potassium) and compounds, invented the miner's safety lamp, and became one of the greatest exponents of the scientific method.