What Colour should a gas fire flame be?

blue Proper Flame Colou. A gas fireplace should burn flames that are blue, perhaps with very small tips in yellow or orange. The flames should be steady and consistent no matter what. Although, there is a small exception.

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And another question, what gives blue flame?

Who burns with a blue flame? Carbon monoxide burns with blue flame. In the presence of oxygen including atmospheric concentrations carbon monoxide burns with a blue flame producing carbon dioxide. When nitrogen gas burns, It has no color, odor or taste, and produces water when it burns in air.

Does h2 burn blue flame?

Combustion can't occur in a tank that contains only hydrogen. Oxygen (or air) and an ignition source are required for combustion to occur. Hydrogen burns with a pale blue flame that is nearly invisible in daylight. The flame may appear yellow if there are impurities in the air like dust or sodium. One may also ask where is the hottest part of the blue flame? This is an example of how experiments can be misleading. Actually, the hottest part of the candle flame is the blue part, at 2552 degrees F (1400 C.) That is where the flame has the most oxygen and you are getting complete combustion.

What does a noisy flame suggest?

A flame that hisses or roars either has too much air in the mix or has the gas level turned up too high. The flame should hiss only if you are producing a very hot flame -- hotter than desirable for most tasks. What is a non luminous flame? A blue colored flame which produces very little light is called non-luminous flame. In other words when a fuel undergoes complete combustion it is non luminous flame.