Crude oil and it's vapors are highly toxic. Maybe you could store it there if you capped the giant hole, but that wouldnt be feasible. https://www.amfs.com/eff

Crude oil and it's vapors are highly toxic. Maybe you could store it there if you capped the giant hole, but that wouldnt be feasible. https://www.amfs.com/effects-of-crude-oil-exposure/ https://www.amfs.com/effects-of-crude-oil-exposure/ Why wouldn't you have leeching problems? If you filled that mine up the oil at the bottom would be under a lot of pressure.