Today's Rocket Words: Your 5 words and meanings to learn

polymer

Substances which are either synthetic or natural that contain huge molecules.

low density

Something which has low mass or density.

high density

Something which has high mass or density.

ethane

Gas which is flammable and colourless with components of natural gas and petroleum.

thermosoftening

Plastic polymer which can be mouldable and pliable when heated up then upon cooling solidifies.

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