Explain corrosion given points a) definition b) factors c) prevention
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Answer:
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Answer:
A) Corrosion is a natural process that converts a refined metal into a more chemically stable form such as oxide, hydroxide, carbonate or sulfide. It is the gradual destruction of materials by chemical and/or electrochemical reaction with their environment.
B)Moisture: The corrosion of iron is limited to the availability of water in the environment. ...
Acid: if the pH of the environment surrounding the metal is low, the rusting process is quickened. ...
Salt: Iron tends to rust faster in the sea, due to the presence of various salts.
C) Use non-corrosive metals, such as stainless steel or aluminium.
Make sure the metal surface stays clean and dry.
Use drying agents.
Use a coating or barrier product such as grease, oil, paint or carbon fibre coating.
Lay a layer of backfill, for example limestone, with underground piping.