Step 1 : Introduction to the question "Who invented the Davy Lamp?"
...What is Humphry Davy best known for? Humphry Davy was a British chemist best known for his contributions to the discoveries of chlorine and iodine and for his invention of the Davy lamp, a device that greatly improved safety for miners in the coal industry.
When was the first arc lamp invented? The carbon arc light, which consists of an arc between carbon electrodes in air, invented by Humphry Davy in the first decade of the 1800s, was the first practical electric light.