Question

साधनांवरून प्रकार कसे पडतात?
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Answer 1

Explanation:

अर्वाचीन वा आधुनिक असे तीन कालविभाग पडतात. या प्रत्येक कालविभागांतील

Answer 2

Answer:

Mostly petroleum is used as a source of energy, being rich in fuel carbon in electricity generation or running some kinds of heat engines. Raw petroleum (also known as crude oil) is used in three main ways: transport, generating electricity, and producing materials.