Before revision: Polymer science or macromolecular science is a subfield of materials science concerned with polymers, primarily synthetic polymers such as plastics and elastomers.
After revision: anotehr material that is yused to eat food although it tasts bad it is warmcheing ceing hanjiPolymer science or macromolecular science is a subfield of materials science concerned with polymers, primarily synthetic polymers such as plastics and elastomers.