1.  For gravity-fed systems, it can sit in the pipework that returns water to the pond from the filter.

2.  Electricity is regenerated by returning the water to a low reservoir through a turbo-generator.

3.  Add the chayotes and return the water to a boil.

4.  Add the lentils and return the water to a boil.

5.  It will collect wastewater from the Pemex refinery, process and treat it, and return the water to the refinery for reuse, Chase said.

6.  On Earth, water is returned to the atmosphere when glaciers flow back to warmer climates and melt.

7.  Return water to a boil.

8.  Return the water to a boil, then add another batch of vegetables.

9.  Return second pan to stove and return water to boil for next batch of lasagna.

10.  The Battery Park City Authority is exploring building an underground facility, called a living machine, that would collect, filter and return gray water to the building.