It forces the dirt-laden intake air to pass through water before it is exhausted, so that wet dust cannot become airborne.
The idea behind this is that wet dust cannot become airborne. It forces the intake air to pass through water before it is exhausted.
It forces the intake air to pass through water before it is exhausted. The idea behind this is that wet dust cannot become airborne.
It forces the intake air to pass through water before it is exhausted. The idea behind this is that wet dust cannot become airborne.