the 'roaring' flame - which is the one when the oxygen valve is open.
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∙ 11y agono, the blue flame is hottest
The blue section of the flame.
The fire
Blue/Turqouise
hottest part of flame
no the white flame is the hottest
The hottest flame is the blue flame and the coolest flame is yellow.
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 tip of the inner flame is the hottest.
The blue section of the flame.
The fire
Near the tip of a blue flame is the hottest.
By increasing the size of the opening at the base, allowing more oxygen to the flame. The hottest flame is the blue flame.
Blue/Turqouise