Question

state only one use...for each​

Answer 1

Explanation:

It is an alloy made up of 90% aluminum,4% copper, 1% magnesium and 0.5% to 1% manganese. It is a very hard alloy. These alloys are used in places where hard alloys are required, for example in the vehicle armor that is used in the defense industry. ... Duralumin is a hard, but a lightweight alloy of aluminum.

Answer 2

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Here is ur answer...

1. Magnesium produces increased hardness and tensile strength in Duralumin alloy

2. Copper is used in gold jewellery to make it hard.

3. Mercury is used to bind the alloy particles together into a strong, durable, and solid filling.

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