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![Page 1: Material F.3 D & T Shun Lee Catholic Secondary School](https://reader037.vdocument.in/reader037/viewer/2022103123/56649dbc5503460f94aadd20/html5/thumbnails/1.jpg)
Material
F.3 D & TShun Lee Catholic Secondary School
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Choose an appropriate material
Cost Availability Properties Durability Maintenance
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Steel Steel is strong and quite cheap. The main problem is it rusts. We can paint the steel or use stainless steel to
solve the problem.
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Plastics It is easily moulded. It is water resistant. It does not rust. It has large range of properties. It is very strong for its weight. It is very cheap.
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Wood It is heavy. It is quite cheap. It is quite strong.
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Concrete It is water resistant. It can be moulded. It does not rust.
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Concrete - moulding