grey water

Greywater refers to water that comes from ________.

• Toilets and urinals

• Dishwashers and laundry machines

• Household sinks and showers

Which of the following is a common method of greywater recycling?

• Mixing with fresh water for reuse

• Landfill disposal

• Incineration

• Filtration and disinfection

What are the benefits of greywater recycling?

• Conserve freshwater resources

• Decreases the strain on sewage systems

• Provides a source of irrigation water

• All of the above

Greywater can be used for ​ ​ (a)   purposes to reduce freshwater consumption.

• Irrigation
• Swimming
• Drinking

Reorder the following steps to show the correct sequence for grey water recycling:

• Using recycled grey water for flushing toilets

• Collecting and storing grey water from sources such as sinks, showers, and laundry machines

• Filtering and treating grey water to remove impurities

• Reducing water usage through efficient fixtures and practices