It's an slide on coal & petroleum

1. By,
Prathik H Salian

2.  Coal is one of the most
commonly used by humans
today. It is obtained by
mining . It is black or
brownish-black rock-like
substance made up of
carbon, hydrogen, oxygen,
nitrogen, and varying
amounts of sulphur.

3.  It is said that million years ago, the forests
gradually burried in the layers of the earth and
converted into coal due to heat & pressure.
 Coal is not only an energy source, but also
used in manufacture of insect repellents,
explosives, artificial fibre, artificial rubber,
plastic, chemical fertilizers etc.
 Coal being the important mineral product with
multiple uses, it is called “Black Diamond”.
 In India, the most important power resource is
coal.
 India ranks third in the world in production of
coal.

4.  In India coal deposits are widely
distributed in Damodar river valley.
 Jharkhand & Chattisgarh are the two
states producing largest amount coal.
 Jharia, Giridhi, Bokaro & Karanpur
are the main fidds.
 Godavari, Mahanadi & Vardha river
valleys have coal deposits.
 In India, there is a great demand for
coal & hence it is importing superior
quality.

5. It is believed by scientists that
petroleum is the product of fossils of
ancient living beings. Petroleum
pumped out of the earth is a mixture
of various materials & is called crude
oil. This is purified in refineries to
produce gasoline, petrol, diesel,
kerosene etc.

6.  Petrol is not only an energy source
but also an important raw material.
 A number of industries have
flourished using this as a raw
material.
 Petroleum is a vary important
energy resource in agriculture,
industries & transportation.
 This is very precious in both during
peace &war. Hence it is called
“Liquid Gold”.

7.  In India, petroleum was first discovered at
Digboi of Assam. Till independence, Digboi
was the only region of petroleum products.
Today, Lakhimpur, Hugrijin, Moran,
Naharkathia & other oil wells of Aslam
producing petroleum production.
 Gujarat is the another field producing
crude oil. The first well was drilled in
Ankaleshwar. In the year1974, oil crude
was identified about 110kmaway from
Bombay in the off share field called
Bombay High & the production was
started in 1976. This is the biggest oil
deposit in India.

8.  Recently, oil deposits have been
discovered in Krishna, Kaveri, Godavari &
Mahanadi river basins.
 Today, there are about 19 refineries
producing petroleum.
 The petroleum production is not
sufficient in India, Crude oil is being
imported from Iran, Iraq, Saudi Arabia
& Russia.