KENYA: Duma Group Ltd, a Kilifi based mining firm, is pushing the building and construction sector, a notch higher with the launch of innovative 50 kilo sand and ballast premix packs. The new, Duma ...
Nairobi — The Duma Premix pack to be available in local hardware and supermarket stores is a ready to use mixture of Duma Polyhedric Ballast and Duma Quarry Sand mined by the firm at its quarries in ...
A mortar made from recycled plastic and silica aerogel which improves insulation and reduces plastic waste has been developed. A mortar made from recycled plastic and silica aerogel which improves ...
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