Why does Cobalt need to be mined by slaves when other things don't? In the context you cannot both (burn fossil fuels) and (stop burning fossil fuels). You can

Why does Cobalt need to be mined by slaves when other things don't? In the context you cannot both (burn fossil fuels) and (stop burning fossil fuels). You can mine things without child slave labour, so you can both (stop child slave labour) and (have EVs).