A beginner level presentation which introduces coal and petroleum , their production and what their excess usage leads to. The image quality and some features may be reduced to improve compatibility.

1. Coal and Petroleum

2. Coal and petroleum are sources of energy that are non- renewable. They were made in the nature a long time before and they will finish after long-time use

3. Coal is a combustible ,sedimentary, organic rock, formed from vegetation. In other words coal is a fossil fuel created from the remains of plants that lived millions of years ago. it is considered as a non renewable source of energy because it takes too much time to form.

13. Legend -- coal deposits Map of the Earth showing coal deposits

14. Petroleum is a naturally occurring ,flammable liquid , that are found in geologic formations beneath the earth's surface. It was produced when sea creatures died and got covered with sand and clay. Under high pressure , these dead organisms changed into petroleum and natural gases. How is petroleum formed?

19. Composition Element Percent range Carbon 83 to 87% Hydrogen 10 to 14% Nitrogen 0.1 to 2% Oxygen 0.1 to 1.5% Sulfur 0.5 to 6% Metals < 0.1%

20. Whats an oil well? An oil well is a general term for any boring through the earth's surface that is designed to find and acquire petroleum oil hydrocarbons. It is used to pump out petroleum.

24. Conclusion

25. References -wikipedia -google images/search -www.onepetro.org

26. Thank you for your patience.

27. Presentation submitted by: Abhinav Singh Bisht (67022) Anurag Kumar (67033)