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8th Class
Science
COAL AND PETROLEUM (Chapter-5)
COAL AND PETROLEUM
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Lecture 1 : Coal and its story; Natural Resources : Inexhaustible and exhaustible natural resources; Useful products obtained from coal & Formation of coal and petroleum in nature
Added By:
Lakshesh Verma
Lecture 2 : Petroleum and refining of petroleum; Natural Gas; Natural resources are limited & Fossil Fuel And Its Impact On Habitat
Added By:
Lakshesh Verma
Lecture 3 : Revision
Added By:
Lakshesh Verma
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