They WERE carried by miners working in underground mines. Methane gas (present in many mines) could be ignited by standard open flame lamps, The Davey Safety Lamp could be used to provide light, but would not ignite methane. Today miners use battery powered lamps that are safe. The new ones use an LED instead of a regular bulb.
Edison invented the minor's safety lamp in the year 1914.
miners safety lamp Which was to be known as "The Davy Lamp"
Sir Humphry Davy
A fire safety lamp is one that is designed in such a way that it will not cause an explosion if there happens to be a gas leak in the mine.
sibesan
Fire, burns, and UV exposure are all high safety concerns with the Halogen Floor lamp because the glass used on the lamp heats up faster than the average florescent lamp.
sir humpherry
For information about the Davy safety miners' lamp see the related link below.
technicly zylem is spelled xylem and it carrys water not food
Sir Humphry Davy.Gurjot Singh Sodhi
Safety lamps are used in industry - mines, confined spaces.
wendy venus