Answer: Melting point.
Explanation:
The melting point of wax is very low which makes it suitable for making sculptures. It needs molding, cutting and melting of wax to make a sculpture.
such kind of modification in the wax is done by melting it at low temperature. More heat and effort is not required with wax as compared to other substances.
The wax cools down very easily after melting, it is hard when cools down and soft when heated to make the proper shape. All these properties makes the wax more suitable for making sculptures.
