The invention relates to a low-cost, portable, self-aligning rooftop wind turbine designed to capture moderate-velocity wind and generate electricity efficiently for household use. Current large-scale wind turbines in South Africa are located far field and the energy generated must be transported
The technology relates to an upright tubular fixed-bed reactor body comprising a heat -dissipating pipe, which extends from the reactor tube wall, to ensure that heat is effectively transferred in highly exothermic reactors such as Ficher-Tropsch, which are prone to heat build-up. The heat pipe is
The risk of occupational exposure to aerosolised bio-contaminants (potentially pathogenic viruses, bacteria and yeasts) in dentistry and the dental office environment has been highlighted in the literature for many years. Removal of these aerosols would decrease oral healthcare workers' risk of
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Currently, the ARC have three commercial cultivars, Ratel, Steenbok and Tredou. Ratel consists of a medium growth period whereas Steenbok consists of a short growth period with good drought tolerance making it suitable for areas with a dry climate. Tredou is the newest addition to the ARC cultivar

Almost 1 million South African Deaf people use South African Sign Language (SASL) as their primary means of communication as often they cannot speak, read nor read lips in any of the eleven official spoken/textual languages. This multi-ethnic group comprises Deaf South Africans who are largely

Hydrogen and fuel cell technologies offer zero emissions and are a clean alternative to fossil fuels. HySA Systems, at the University of the Western Cape, have made improvements in the performance, reliability and cost competitiveness of fuel cell components and systems. These have been demonstrated