the ways of purifing are as follows.
1. water is coming from river or any source.
we will attach a big filter which helps us to out the big things like wood , plastic e.t.c..
2. we will allow to seetle down the water in large tannnk for along time.so allthe impurties get settle down .
3. then we wiill purifies the water by passing though sand (raiti).
4.after that we will add chlorine in it . so it get well purfied.
and suplly to the homes
plants purify the earths water.
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!
Creating new medicines. Purify water.
It uses the method of huffing down weed.
Waste water from peoples households ends up at treatment plants where it is cleaned and filtered with chemical agents used to purify the water before being returned to reservoirs for re use.
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.
The kidneys filter unwanted waste, minerals, excess water from the blood.
Two waste products common to plants and animals are carbon dioxide and water. However, only plants that photosynthesize in the dark have water as a waste product.
a method of separation purify water
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
I think you should make a "HYDROELECTRICITY". but the process is that the electricity will be produced by domestic waste water and you can also include "The purification of water'. you can purify the domestic waste water after producing electricity through hydroelectricity.