A candle is an ignitable wick embedded in wax,that provides light.As the fuel (wax) is melted and burned, the candle becomes shorter. Portions of the wick that are not
emitting vaporized fuel are consumed in the flame.
The candle symbolizes light in the darkness of life especially individual life, illlumination. it is the symbol of holy illumination of the spirit of truth. Lit in
times of death, they signify the light in the next world, and they represent Christ as the light. Purification and cleansing closely related.