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

A renewable energy powered street light which provides off-grid lighting. Powered by a combination system of a vertical axis wind turbine, a solar panel, and a rechargeable battery system. Twerly™ uses a vertical axis wind turbine (VAWT) to harvest wind energy and a standard 140W photovoltaic (PV)

An engineer at Nelson Mandela University has developed a secure storage trolley for tablet computers. The storage also has a charging component which allows for them to be charged while safely stored.