Classes of materials, their properties and applications. Metals, alloys, intermetallics, oxide and non-oxide ceramics, polymers, composites, semiconductors. Atomic, molecular, crystal structures and microstructure of materials. Crystalline (single, polycrystalline) and amorphous materials. Thin films, coatings. Structure-property correlations in materials. Processing of materials. Environmental degradation of materials. Status of metallurgical and materials industry in India. Overview of frontier areas in metallurgy and materials science.