The carbon generation kiln supplied to Ergo Daggafontein gold, uranium and pyrite recovery plant as part of their R151-million construction program is the largest of its kind in the world and the first gas-fired kiln in South Africa. The kiln was designed by Wellman Engineering Africa (Pty) Ltd. It is designed to regenerate 30 tons per day of wet carbon feed, with a moisture percentage of 42 per cent by weight.