The form of coal or organic matter fuel with the highest heat content in the following list is

Question

Quizplus · Accepted Answer

Anthracite has the highest calorific value (or heat content) among the types of coal mentioned, with a heating value of around 26 million BTUs (British Thermal Units) per ton. Lignite has the lowest calorific value, around 4 million BTUs per ton, while peat and manure are not considered high-energy fuels. Bituminous coal has a lower calorific value than anthracite, although it is still a valuable energy source.

The Form of Coal or Organic Matter Fuel with the Highest