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Cycleau Recycles Water Affordably Anywhere, From Baltimore to Tajikistan
A compact water reuse system in development now may make graywater treatment affordable. And it can treat graywater to make it clean enough to drink.
What is its daily capacity (liters treated per day) ?
Without that key number it is impossible to figure out the cost per liter and to decide if whether this is viable for the different situations without access to clean drinking water.
Sand and Gravel requires either complex replacement, or a distribution system to create cartridges etc, I wonder if they’ve thought that process through?