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Show The Color or Flame. The color or flame depends partly on Uiq temperature, but principally on tlihiiatureof theMibstanpes un-dergoibg" un-dergoibg" C03ibust!6n' or 'Incandcs-ceuiv. 'Incandcs-ceuiv. The flame of au ordinary fire ! yclIow,bccauso the heat is not sufficient to render the nrlun n white heat. The Came will Luni much bri?htcr-whn hlr Is supplied to it? freely, asJiymhlpgout the cinders' cin-ders' at the bottimi of the grate or blowing the fire with a bellows, because be-cause with every fresh rush of air there Is a new supply or oxygen. The red flame U caused where there isaraijdunion between tlie com-bustilile com-bustilile gases and the oxygen or the air, which is frequently tlie case in the outermost zone of acandle flame. Montreal Star. |