Question

polystyrene is widely used in
a) Battery cases
b) indoor lighting panels
c) Refrigerator parts
d) all of the above​

Answer 1

Answer:

all of the above

Explanation:

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Answer 2

Answer:

d) All of the above

Explanation:

As a hard, solid plastic, it is often used in products that require clarity, such as food packaging and laboratory ware. When combined with various colorants, additives or other plastics, polystyrene is used to make appliances, electronics, automobile parts, toys, gardening pots and equipment and more.