英语_作文_How can greywater help to save water at home?

Greywater, a useful thing which isn't noticed.It's common in our daily life,helping us to save water easily.
In our home,we can save greywater in many ways.For example,we can put a bucket in the shower to catch needless water,carry on the water flowing down when we wash hands.The reuseable water can be used to water the flowers,wash your car,or just to mop.
I think people is taking attention to the greywater.It can benefit us more and more.