Question

What is a sputtering candle

Answer 1

This often happens if your candle has tunneled and the wick has burned below the surface of most the wax

Answer 2

Answer: What is a Sputtering Candle? A sputtering candle is a type of candle that is burned in a sputtering device called a ‘whirling stick’ in which the flame is enveloped in a layer of vaporized metal, usually tin, which produces an iridescent or metallic color