Archive for March 28, 2014

Recovering valuable substances from wastewater

Phosphorus can be found in fertilizers, drinks and detergents. It accumulates in waterways and pollutes them. For this reason the German Phosphorus Platform has the goal to recover this valuable, but at the same time, harmful element from water. How this can be done will be shown by researchers at the Hannover Trade Fair / IndustrialGreenTec from April 7 — 11 in Hannover (hall 6, booth J18) where visitors can try out the method for themselves.

 Using magnets the superparamagnetic particles in the water can be removed along with their phosphorus load.

Not only plants, but also humans and animals need phosphorus, which is a building block of DNA. Many biological processes in our body can only take place if phosphorus atoms are also present. But farmers and industrial enterprises use so much of this element that soil is over-fertilized and waterways are contaminated. Read more