only some plants purify water, but basically they filter out the nitrogen. at Disney world, they treat their sewage in a retention pond with water hyacinths, which accumulate the nitrogen. then they pull the plants out, grind them up and use them in their nice flower beds as fertilizer. sweet.
plants purify the earths water.
It doesn't really go away naturally. However, we have built water purification plants to help purify the water.
Any plants that are in the house will help freshen the air.
This eucalyptus ointment will help to purify the air.
It uses the method of huffing down weed.
Waste water treatment plants are plants that help to purify used industrial or sanitary water, they clean and they treat this water so it's fit to be discharged back into streams or lakes. Similar plants treat water drawn from upstream of such outfalls to make it ready for you to drink!
with the help of aquaguard
they purify it with the help of the process of filtration.
a method of separation purify water
All plants.
mostly from springs. But now with all the tecnology companies sometimes purify water at plants.
they purify water, control floods, and are homes to many animals and plants