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How is Coal Formed ?

Since the 13th century coal is derived from the Old English term col, which means "mineral of fossilized carbon".

Coal consists of high content of carbon and other elements like, sulfur, hydrogen, oxygen, and nitrogen.

Coal is a naturally black sedimentary rock occurring in rock strata in layers or veins called coal beds or coal seams.

Anthracite coal is the solider form of coal, can be considered as metamorphic rock because of later exposure to high temperature and pressure.

Recommended Article : http://frndzzz.com/Advantages-Disadvantages-of-Coal to learn more about fossil fuel.

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Examples of Acids and Bases

Examples of Acids and Bases are as follows , so let us check it out some information on Acids and Bases to know more about it.

Examples of Acids are:

  1. Hydrochloric Acid
  2. Nitric Acid
  3. Sulfuric Acid
  4. Oxalic Acid
  5. Hydrophosphoric Acid
  6. Nitrous Acid
  7. Chloric Acid
  8. Bromic Acid
  9. Fluoric Acid
  10. Chromic Acid etc...........

Examples of Bases are:

Full Form of MOT,MBBS

Master of Occupational Therapy (MOT) is a professional degree program offered by various health care schools.(Other full form and meaning  of MOT are also available) So check it out other articles related to the given term.

MBBS - Bachelor of Medicine, Bachelor of surgery (Degree awarded by medical  school).