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Lecture 1. CORROSION AND SOCIETY
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Corrosion is the degradation of a material, usually a metal, by chemical or electrochemical reaction with its environment. Or simply, Corrosion is extractive metallurgy in reverse.
Direct Cost: ~ 4.2% GNP
Indirect Cost
1.3 Corrosion can be controlled
1.4 Significance of Corrosion Control
This lecture presents an overview of corrosion and its technological and sociological effects on our society. The interaction of a material with its environment results in CORROSION. The high cost to a nation's economy due to corrosion can be reduced by 25% if existing corrosion control technology is used. The significance of corrosion control are economics, safety and environmental concerns.
To reinforce learnings in this lecture read pages 1-19
(textbook)
To prepare yourself for the next lecture
read pages 23-45 (textbook)