It is the energy associated with the use of coal, natural gas and oil.
Energy that possess fossil fuels is internal energy that we can take advantage of combustion reactions.
You can transform into what is usually called thermal energy (heating, electricity, kinetic energy (by means of internal combustion engines), etc. It is used in a multitude of domestic and industrial applications.
ADVANTAGES
o Ease of extraction
o Well developed technology
o addition source of energy in the processes of separation, are provided raw materials for the chemical industry, medicine, food...
DISADVANTAGES
or non-renewable. It is estimated that, at the rate of current use, reserves run out in less than 100 years.
o Expensive transportation
or hard storage
or Causes serious environmental problems: effect greenhouse, rain ácida…
or is wasteful earmark to be burned materials are raw materials for the chemical industry, medicine, food, etc.