Recycling of Greywater How to process greywater from shower for toilet flushing in a simple and sustainable way. As water is becoming a rare resource throughout particular parts in the world, it is of mayor interest to reduce freshwater and ground water use, too, in all sectors of consumption and to substitute fresh water by recycled water, even in households.Environmental sustainability demands conservation and increasing recycling of natural resources. Rainwater use is a possible solution, but not always practicable. Greywater treatment and recycling of the here suggested kind can be adapted to most households in moderate climate countries where daily showering is as usual as the water toilet.

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