Want this question answered?
Correct!
Powdering the coal vastly increases the surface area. As a result, the coal burns more evenly, predictably, and cleanly, with fewer off-gases and less waste.
The type of coal that burns the most efficiently is anthracite coal.
Coal
anthracite coal
it uses brunes coal it burns coal
When coal burns coal and oxygen react together in a chemical reaction involving heat. Carbon dioxide is emitted.
They are made up of many ingredients such as corn syrup, eggs, powdered sugar and mint extract. Food coloring is also used to add the charcoal colour.
This is because coal does not have complete combustion whereas candle or kerosene burns completely
Coal burns around 2800 degrees Fahrenheit.
The coal dust burns more quickly because it has a greater surface area to be exposed to the flames of the fire, therefore it burns quicker than the lump of coal.
coal