Technique to recover phosphorus from urine

Phosphorus, number 15 on the periodic table, can be highly toxic and flammable and has been used in warfare as an incendiary device, yet it is also essential for life.

Turning desalination waste into a useful resource

The rapidly growing desalination industry produces water for drinking and for agriculture in the world's arid coastal regions. But it leaves behind as a waste product a lot of highly concentrated brine, which is usually disposed ...

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