when a gas or a liquid discharges or is discharged, or somebody discharges it, it flows somewhere
تخلیه کردن, جاری کردن, ریختن, بیرون ریختن
The river is diverted through the power station before discharging into the sea.
The factory was fined for discharging chemicals into the river.
Raw sewage was discharged from the treatment plant directly into the river.