Corrosion and Prevention — Mains Questions

Discuss the various types of corrosion and explain how different environmental factors influence their rates. Illustrate with suitable examples from Indian infrastructure.

Critically evaluate the effectiveness of various corrosion prevention techniques, including protective coatings and cathodic protection, in the context of India's diverse climatic conditions and infrastructure challenges. Suggest innovative approaches.

Corrosion is not merely a scientific phenomenon but also an economic and environmental challenge for a developing nation like India. Elaborate.