Extras And Sundries Flashcards

1
Q

What is the inner part of a stretcher made of?

A

Polyurethane foam

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2
Q

What is strong and see through, therefore used for visors?

A

Polycarbonate

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3
Q

What material is light and heat resistant? It is often used for space shuttles.

A

Engineering ceramic

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4
Q

What does nickel aluminide do?

A

Catalyses the reaction between hydrogen and oxygen. The reaction in that happens in a hydrogen fuel cell.

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5
Q

What is polyester used for?

A

Polyester is used as a binder in powder coating

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6
Q

What is used to make drill bits harder and more durable?

A

Ceramic coating

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7
Q

How would airfix models be made?

A

Injection moulding

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