Orange??
A cool Bunsen burner flame typically appears yellow.
its a orange colour when closed and a blue colour when is open
The roaring flame on a Bunsen burner is typically blue in color.
When the airhole on a Bunsen burner is open, the flame color is blue. This indicates complete combustion of the gas.
Blue and purple
The blue flame.
Robert Bunsen invented the Bunsen Burner in 1867.
You turn the air admittance ring at the base of the Bunsen burner until it is fully open. this allows the hottest flame to be produced and has a blue colour
The flame on a Bunsen burner should be blue when not in use. If the flame is yellow, it may indicate a problem with the burner, such as not enough air mixing with the gas, which can be a safety hazard.
Robert Bunsen invented the Bunsen burner if that is what you mean?
because Robert Bunsen made it :)
He was a pioneer in Photo Chemistry and also in Organoarsenic chemistry