Want this question answered?
For information about the Davy safety miners' lamp see the related link below.
1815
Lamp have required high rating to glow & have a specific luminus area.exa-table lamp,florucent lamp,sodium vapur lamp,BUT but bulb have no required rating exa- halogin bulb
Depends immensely on the desk lamp itself.
It cuts off the oxygen supply to the spirit lamp and lamp goes off.
miners safety lamp Which was to be known as "The Davy Lamp"
Sir Humphry Davy
Sir Humphrey Davy in 1815.
sir humpherry
For information about the Davy safety miners' lamp see the related link below.
no is not
He devised the lamp
sir humprey
1815
Plug it in plug it in.
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.
Sir humphry davy invented the first electric lamp