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RUST and CORROSION
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Rusting When Iron is exposed to the air – a bright orange compound called rust forms on the surface. It breaks down iron objects. Rusting requires water and air to be present.
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How do we prevent rusting?
Many methods are used to prevent water and air reaching the iron atoms. Think of three and list them down …..
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What did you come up with?
Painting Plastic Coating Tin Plating Galvanising Chrome plating Enamelling Alloying
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Activity Time Turn to page 91 – Hook Books and copy and complete activity 7 (Hint: You will be tested on this is your assessment)….
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