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How many people on earth suffer from water availability and water sanitation issues?

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Greywater is typically defined as:

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Some health regulatory agencies object to on-site greywater reuse for toilet flushing:

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Could the practice of reusing raw greywater for irrigation negatively impact irrigated soil?

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by Raz Dahan
Raz Dahan 0 נקודות · יותר מ-6 חודשים
מוניטין: 1
reusing raw greywater= water repellency in soils
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Small onsite greywater treatment systems are often low tech-low costs units:

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by Alona Barsukov
Alona Barsukov 0 נקודות · יותר מ-6 חודשים
מוניטין: 15
All of the above
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Potential advantage/s of reusing greywater is/are:

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'Total suspended solids' is:

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Salinity:

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Most water on earth is:

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The Global freshwater crisis is a result of:

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