Smoke fuse

The video tutorial explains the process of igniting gas using a trigger mechanism and a clicker or candle flame. It delves into the combustion process within a candle flame, highlighting the role of volatized wax and soot. The tutorial also demonstrates how smoke from an extinguished candle is flammable and can be used to relight the candle, acting as a fuse to carry the flame back to the wick.

What new insight or understanding did you gain from this video?