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Definitions from WordNet

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Polystyrene

Definition: Polystyrene is a synthetic polymer made from the monomer styrene. It is a lightweight, rigid, and transparent plastic material that is commonly used for packaging, insulation, and disposable foodservice items.

Sense 1 (Noun - Material):

Polystyrene is often used in the production of insulation materials for buildings due to its low thermal conductivity and excellent moisture resistance.

Sample Sentence 1:

The walls of the house were insulated with polystyrene foam panels to retain heat during the winter.

Sample Sentence 2:

The cup was made of polystyrene, which kept the coffee hot and prevented the cup from becoming too hot to handle.

Sense 2 (Noun - Packaging Material):

Polystyrene is widely used as a packaging material due to its lightweight and shock-absorbing properties, ensuring the protection of delicate items during transportation.

Sample Sentence 1:

The fragile glassware was carefully wrapped in polystyrene sheets before being placed inside the box for shipping.

Sample Sentence 2:

The electronics were securely packed in polystyrene packing peanuts to prevent any damage during transit.

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