Mining – Salt, Coal and Charcoal

* Around 181.5 million tons of global salt production, around 5 million tons is produced in Africa. Salt production techniques in many Sub-Saharan African countries are conventional and in some areas primitive.  Rock salt is mined in its solid form, whereas sea salt is produced by evaporating seawater. In the production of table salt, the… Continue reading Mining – Salt, Coal and Charcoal