Which items are directly related to radioactive decay

Polyethylene is a strong synthetic polymer that can be used to make toys and bottles. polyethylene is a plastic material called thermoplastic. one very useful property of thermoplastic is that when it is heated it turns into liquid, which can be molded into desired shape and size. also the material do not dissolve at room temperature.

I'd say your answer would be the sides of a metal pan become hot when the pan is placed on the stove burner

Ithink ur answer would be c hope u have a good day: )