Importance of energy to human

The following are the importance of Energy :

  • For domestic use e.g. wood and charcoal for cooking and heating, etc.
  • For use in industries e.g. electricity, petroleum, etc.
  • Used in transportation e.g. electric cars, diesel and petrol used in motor vehicles, etc.
  • Used in agriculture e.g. diesel for tractors which draw ploughs, electricity for milking machines, etc.
  • Used in the water supply where diesel engines windmills and solar power is used to pump water.
  • Used for medical purposes where electricity is used to run equipment for diagnosis
    e.g. X-Ray and scanning machines and refrigeration to preserve specimens on medical research.


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