Sir Humphrey Davy in 1815.
sir humprey
for searching mines
The Davy lamp's flame went out when miners got to a spot where there was dangerous gas. Previously, canaries were used to do these jobs.
Humphry Davy
Humphry Davy
miners safety lamp Which was to be known as "The Davy Lamp"
sir humpherry
For information about the Davy safety miners' lamp see the related link below.
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Sir Humphry Davy.Gurjot Singh Sodhi
The miners flame safety lamp was first invented in 1815 by Sir Humphry Davy after the danger of methane gas and open flames prompted he and others to create a safer solution.
Sir Humphry Davy
The first small electric light bulb was invented in 1860 by Joseph Swan.Prior to that Humphrey Davy had demonstrated a crude electric light, which is more of a precursor to the flourescent light strips we find in offices today, in 1809.William Reid Clanny developed a safety lamp for miners in 1813, which was inspiration for Davy's more well-known Davy Lamp.
1815
Sir Humphrey Davy was the discoverer of the elements potassium, sodium and several others. He was a chemist and inventor who lived 1778-1829. He developed the study of electrochemistry. He also invented practical things such as the miners' safety lamp.
Sir Humphry Davy
he invented the safety lamp the