A relatively simple device: The Blowout Preventer
It’s mandatory in Norwegian offshore oil drills. It’s mandatory in Brazilian offshore oil drills. It is not mandatory in oil drills off the US coast.
It could have prevented the latest spill.
But. You had the oil industry effectively on the helm of your country for too long. And, without effective regulation, they won’t even begin to consider using these – costs you know.
UPDATE II: TerryTheTurtle has made us aware of a valuable source, for those who are following the research of the oil spill’s cause. You will have regular updates here and another article based on a European source can be found here.