what is the iron? explain
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- Iron is a very active metal.
- It readily combines with oxygen in moist air.
- The product of this reaction, iron oxide (Fe 2 O 3 ), is known as rust.
- Iron also reacts with very hot water and steam to produce hydrogen gas.
- 90% of all metal that is refined today is iron.
- Most is used to manufacture steel, used in civil engineering (reinforced concrete, girders etc) and in manufacturing.
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