3. What is the contribution of chemistry in the
following fields ?
(a) Industry (b) Clothings
(c) Cosmetics (d) National Defence
(e) Medicines
Answers
Answer:
Explanation:
INDUSTRY
Chemistry plays an important and useful role towards the development and growth of a number of industries. This includes industries like glass, cement, paper, textile, leather, dye etc. We also see huge applications of chemistry in industries like paints, pigments, petroleum, sugar, plastics, Pharmaceuticals.
MEDICINE
Major contributions to health care have been made by chemistry. The development of new drugs involves chemical analysis and synthesis of new compounds. Many recent television programs advertise the large number of new drugs produced by chemists
CLOTHING
Chemistry is widely used in textile industry which manufactures clothing for us. Clothes guard our body from external environment. Formation of clothing begins with the knowledge of conversion of fibres into fabrics. Fibres can be natural or synthetic
COSMETICS
The key ingredients present in most cosmetics include water, emulsifiers, preservatives, thickeners, moisturisers, colours and fragrances. Ingredients can be naturally occurring or artificial, but any potential impact on our health depends mainly on the chemical compounds they are made