I)What are plastics?

ii)State two advantages of plastics over metals.​

What are the advantage of plastic over metal?

And aside from offering equal toughness and allowing for the same tight tolerances as metal, plastic parts require fewer secondary operations, thereby saving on time and costs. With specialized design techniques, plastic parts can actually be made to have higher-quality physical and chemical properties than metal.

Explanation:

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Explanation:

1. Plastics are a wide range of synthetic or semi-synthetic materials that use polymers as a main ingredient. Their plasticity makes it possible for plastics to be moulded, extruded or pressed into solid objects of various shapes.

2. - Faster manufacturing times.

- Easy adherence to various regulatory compliances.

- Lower packaging and shipping costs.

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