Which Is The Coldest Part Of Candle Flame?
Which Is The Coldest Part Of Candle Flame? 1) The Innermost zone of a flame is dark or black:It consist of hot,unburnt vapours of the combustible material.It is the least hot part of the flame.It is the coldest part of the flame. 2)The middle zone of a flame is yellow:It is bright and luminous. Which