Show colored flames enhance appearance of fireplace to have beautifully colored flames in your christmas fireplace there are arc a number of different chemicals which may be added to shellac as a carrier small pieces of wood may be painted with the mixtures or the chemicals and shellac mixed with sawdust violet flame potassium chlorate yellow flame potassium nitrate orange flame calcium chloride red flame strontium nitrate applegreen apple green flame barium nitrate emeral flame copper nitrate green flame borax purple flame lithium chloride |