The dangers of coal dust are inhaling the dust which goes into your lungs and skin irritation from dust. Coal dust is harmful for the most part and has no health benefits.
it is transported by little wagons that attached to a train
It is transported by train or truck.
Soot is another word for coal dust.
Particulate coal
Coal mines, coal bins, coal hods, and anywhere coal is or was.
they can be transported by tankers which are like boats.
Coal workers pneumoconiosis (CWP), is caused by inhaling coal dust.
any concentration of dust is potentially explosive
Most coal is transported from mines to the point of use by rail. Trains have been doing this work for well over a century, and they continue to do so today.
Coal dust is a physical toxicant. This is because it is a real thing with real effects.
Coal is solid and oil is a liquid.