The thing is instead of combusting candle wax, it melts. If you keep the candle wax in place by using the toothpaste cover, it combust the candle wax all the way, making the candle last longer. Nice video 👍🏻
Thank you dear..very well explained in a very simple and precise manner. Very short and sweet videos , to the point explained without wadtin time on anything. God Bless you.