Mothball electricity-guzzling smelters?​

South Africa's energy woes have intensified and Etienne Rübbers, co-founder of Renew-e, a developer of renewable energy and gas projects has suggested the government mothball two of South32's smelters to provide headroom to work on electricity supply. Business Day TV unpacked the idea with Renew-e's Etienne Rübbers for more detail.