Answer
Polystyrene is a plastic material used to manufacture automobile parts, toys, protective cases (jewel & CD cases), gardening pots, containers, bottles, lids, trays, disposable cutlery, etc.
A.Polystyrene undergoes a compac...
A.Styrene is used as a precursor...
A.•Polyester sports fabric is st...
A.Polyester sports fabric is a c...
A.Polyester is a renowned sports...