Question

4. Plastic Articles are available in all possible shapes ans sizes. Can u explain it Why?

Answer 1

yes,because plastic becomes soft while heating and becomes hard when cooled to temperature.the molten plastic is poured into different containers. hence can be available in all possible shapes and sizes. so,it is easy to make articles.
-----------HOPE IT HEIPS--------

Answer 2

..because they have low melting point.
..so they can melt at low point and easily recast in any shape that you want