Burners for gas and oil furnaces are enclosed in sealed combustion chambers ... with black carbon deposits and fail to work properly. These are relatively easy parts to clean or, if necessary, replace ...
Burners are the parts of the stove where gas comes out and combustion happens. In some countries, they are called burners or stoves. When food spills on the stove, the burners take the brunt of it.
I apologize that this gets repetitive considering that I have covered large parts of this ... apply to any burner. Please see the chart for interpretation of Gas Readings. This chart is Courtesy ...