The North-West University (NWU) has pioneered the novel use of Europium-Tellurium-Oxide (ETO) in the production of clean energy. ETO is a light-chargeable catalyst material that exhibits sustained and enhanced activity after light excitation has ended. Its unique characteristics present an

An irrigation sprinkler riser technology which comprises of a flexible tubular body which is installed to join from the lateral water supply pipe to the sprinkler head, allowing adjustable positioning of the sprinkler at various angles or directions by means of an adjustable knob. The body of the