A fossil material is a resource derived from petroleum, natural gas, or coal. These resources, which are nonrenewable on a human timescale, are the primary source of conventional plastics such as PE, PP, and PS.
A fossil material is a resource derived from petroleum, natural gas, or coal. These resources, which are nonrenewable on a human timescale, are the primary source of conventional plastics such as PE, PP, and PS.