Answer:
Even if you throw it away, it still comes back.
When it's dirty this should never be aired in public.
You can tumble in it, Roll in it, Burn it, Animals eat it, Used to cover floors, Still used beyond stall doors. Freshens whatever it is placed on, Absorbs whatever is poured into it. What is it?
Many foods can make me strong but give me water and I won't last long.
Passed from father to son and shared between brothers, its importance is unquestioned though it is used more by others.
How did the farmer find his wife?