Sep 20, 2012 · So like take a short chained polymer like some types of candle wax. It is soft and plastic (doesn't retain shape), if you add cross links, it becomes more like rubber. Firmer and doesn't change... When using ear candles, the small end of the cone is put into an ear and the other end is lit. As the candle burns, the smoke travels into the ear canal, warming the earwax and creating a gentle vacuum. Of course, one must take care in burning candles. Never leave a candle burning unattended or in the reach of a small child.
One good example of a chemical change is burning a candle. Intensive properties do not depend Other examples include burning of a candle, rusting of iron, baking a cake, etc. The chemical A physical candle is composed of wax surrounding a wick. It is soft and can be cut with a knife and drawn into a wire and rolled into a sheet.