In the coarse particle transportation industry, there are major challenges in pumping mineral suspensions due to water scarcity. As a result, more solids are transported and pipe blockages occur which cause major problems such as environmental spillages and economic losses (pipe replacement, wastage

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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