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'Tea bag' filter delivers purified water

‘Tea bag’ filter delivers purified water

Combining years of research on water purification, food microbiology and nanotechnology, scientists at South Africa's Stellenbosch University have developed a high-tech "tea bag" filter that fits into the neck of a bottle and turns polluted water into clean water as you drink from it.
VW South Africa to export Jettas

VW wins R12bn filter export contract

Volkswagen South Africa, along with catalytic converter and exhaust systems manufacturer Eberspacher SA, have been awarded a R12-billion contract to supply the Volkswagen Group with diesel particulate filters for the next five years.

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