Mine workers and those who have to access potential gas filled environments
Miners
miners
sibesan
horrid Henry does
the uses of lamp is to light us.....
Edison invented the minor's safety lamp in the year 1914.
the uses of lamp is to light us.....
sir humprey
miners safety lamp Which was to be known as "The Davy Lamp"
Sir Humphry Davy
1815
None a lamp uses a lightbulb
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.
sir humpherry