Coal Washing, Coal to Coke, Fire department and Events / Ullage etc.

Coal washing, also known as wet processing, is a facility for separating the mined coal into different qualities and from the disturbing components (dead rock, tailings)."
Coke and raw gas are produced from coal in a coking plant by dry distillation. By heating to a temperature of 900 °C and 1400 °C, the coal is pyrolyzed and volatile components are produced. The degassing of the coal forms a porous coke that mainly contains carbon.
So you need coke for high-quality steel, because it can reach a higher temperature.
So you need coke for high-quality steel because there is a high industrial use of coke.
Depending on the size of the piece, coke and coke powder is used as fuel in blast furnaces and foundries or as small crushed coke for heating purposes. In the iron and steel industry, coke is used as a fuel and reducing agent. Higher temperatures can be reached.
A fire department to avert dangers in industrial plants. With fire brigade vehicles.