The candle with coloured flame is developed.The effect of main combustible ingredient, amount of flame-colouring ingredient and the treatment of candle wick on the generation of coloured flame is discussed.

• 研制了彩色火焰蜡烛。讨论了主燃剂的种类、发色剂的用量及烛芯的处理对彩焰效果的影响。