3

Connecting Communities Zenzeleni is a solar-powered, community-owned Wifi telecommunications network solution providing affordable communications to remote rural areas. Through the use of wireless mesh networking, users are able to make free internal voice-over IP calls, while the cost of breakout

2

South Africa harbours the highest number of rape incidents in the world, and sexual assault and rape cases in the entire SADC region are estimated at a minimum of 55 000 cases per year. Crime scene investigations utilise DNA technology on a regular basis. In cases of rape or sexual abuse, male

Surfactants are amphipathic molecules with both hydrophilic and hydrophobic moieties that partition preferentially at the interface between fluid phases, such as oil/water or air/water interfaces. Such characteristics confer excellent detergency, emulsifying, foaming, and dispersing traits, which
3
The current patterns of production and consumption of conventional plastics are unsustainable. Conventional plastics are non-biodegradable, leading to visible pollution in soil, marine environments and the air when discarded, landfilled or burnt. Products that are practically non-recyclable, such as