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no, the blue flame is hottest
The blue section of the flame.
The fire
the 'roaring' flame - which is the one when the oxygen valve is open.
Blue/Turqouise
no the white flame is the hottest
The hottest flame is the blue flame and the coolest flame is yellow.
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
A Bunsen burner flame is hottest when the air valve hole is open.
The blue flame is the hottest.
The hottest flame is the blue flame - and especially the tip of the inner flame.
no, the blue flame is hottest
The blue section of the flame.
The tip of the inner flame is the hottest.
Near the tip of a blue flame is the hottest.
The fire
the 'roaring' flame - which is the one when the oxygen valve is open.