Water effective in water filtration

AGRICULTURAL waste can be used to rapidly filter lead from wastewater, new Edith Cowan University (ECU) research has found.

An ECU study found canola stalks and lupin straw, which currently have no commercial use and are generally burnt after harvest, can strip up to 98.5pc of lead from wastewater.

Researchers collected canola stalk and lupin straw from a farm in Western Australia, ground it into a fine powder


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