Question

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Answer 1

$\huge\bold\purple{Chemical \: Industry : - }$

▪ The chemical industry plays a pivotal role in the modern world economy . It converts raw materials like oil,natural gas, water, metals and minerals into more than 70,000 different industrial chemical .

▪ These chemicals are extensively used in different fields like agriculture, medicine, metallurgy, textiles, glass, paints, adhesives, plastics, leather, fertilisers, pesticides and food processing . Some chemical factories also produce consumer products like soaps,detergents, and cosmetics . They use inputs like coal,water,salts, sulphur, gypsum, limestone, vegetable and animal products .

▪ Petrochemical industries, i.e., those industries which use the by-products of the petroleum industry to make chemicals, first developed in USA and Europe before spreading to different parts of theworld . Russia,Japan,China,Canada, India are other countries which have chemical industries .

Answer 2

1:it is usually related to chemicals.

2:it is the industry where  chemicals are produced or used as raw material.

3:e.g:dye industries,fertilizers.