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Dow metal contains ______ of magnesium.

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Dow metal contains ______ of magnesium.

(a) 0%

(b) 5%

(c) 50%

(d) 90%

I had been asked this question during an internship interview.

The above asked question is from Magnesium and its Alloys in division Non Ferrous Materials of Engineering Material & Metallurgy

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The correct option is (d) 90%

The best I can explain: Dow metal is an alloy of magnesium which contains 90% magnesium, 10% aluminum, and a small amount of manganese. It is extremely lightweight and easy to weld and machine. They are commonly employed in automobile and aircraft applications.

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