Kyra & Michael
Types of coal
Frequently asked questions
- What is the strongest type of coal out of all four? The strongest type of coal is bituminous.
- What is the price of coal? The price of coal is 52.88 dollars per short ton.
- How many coal mines are world wide? The estimate of coal mines world wide , is 24,00
- Who are the world's top producing coal companies? coal India.
History about Coal
- The industrial revolution in the 18th century, and later spread Europe, North America, and Japan, was based on the availability of coal to power steam engines.
- In Germany the first important mines appeared in the 1750's where coal seams out cropped and horizontal adit mining was possible.
The Environmental Impacts of Coal
- Air pollution from coal fire power plants. Leading to smog acid rain and toxins in the environment .
- coal sludge also known as "slurry", is the liquid coal waste generated by washing coal.