Liquid goes into a toilet bowl and is flushed down, the water drains out of the bowl, then fills again.
Liquid goes into a toilet bowl and is flushed down, the water drains out of the bowl, then fills again. Someone urinates and then flushes the toilet water. Someone urinates and then the toilet water flushes. Water runs into a toilet and then it flushes. Liquid going into a pot, the pot is flushed, water drains and then fills again