Plastics are a wide range of synthetic or semisynthetic materials composed primarily of polymers. Their defining characteristic, plasticity, allows them to be molded, extruded, or pressed into a diverse range of solid forms.
plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.
Plastic pollution has become one of the most pressing environmental issues, thanks to the overwhelming rise in production of disposable plastic products. Plastic pollution is most visible in...