As long as there is plants, we will always have air, and water just never runs out
usable water
Re usable
yes, enzymes are reusable.
Re-usable ones
A Brita water bottle is used for filtering water which will in turn make the water cleaner for the user to drink out of. It is also relatively cheap and re-usable as well as washable.
1% of water is usable in this case .Since only 3% of water is usable as fresh water, 2% is unavailable in frozen form leaving approximately 1% of the earth's water usable.
To be re-usable, you must be able to use it first. Thus, start to write a class that is usable, then we can talk about reuse.
get the minerals,nutrients and other healthy nutrients from the unusable to make it usable water..
learn to know how to recycle and reuse the used plastics
Because re-usable containers cut down on waste.
a space shuttle is re-usable
Re-Usable resources means that the resources that can be re-usable after the actual use is over. Example may be taken a Chargable Battery, The Electrical energy is used and than the Battery can be re-used after its charging. Other example may be plastic products with can be re-cycled in some other form. or in the same form