The Challenge The algae grew on water surface water and settled on the liner before entering the local water treatment plant. The daily water consumption is 132,5 m3, and it is built in a geomembrane HDPE liner. The treatment plant used 100 kg of copper sulfate every year to get rid of algae. Three LG Sonic e-line systems were installed to treat the waterbody. The units were connected to a local power source. The LG Sonic e-line emits spec

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