Sentences with phrase «agricultural waste designed»
One particularly fascinating material was the particle board made from agricultural waste designed by Charles Job of Bern University of Applied Arts in collaboration with Ahmadu Bello University, the University of Nigeria and Patrick Kaiser.
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Mechanical, single - stage filters, employing commonly available materials such as sand, activated charcoal, clay, peat, straw, or other agricultural waste, can be designed to effectively remove large particles and some larger bacteria and parasitic organisms.