Relief Wells As Explained By BP

If BP were a person they'd be Heidi Montag. Kind of pretty on the outside when you don't know who they are or what they do for a living. But crushingly stupid and destructive and offensively fake once you learn a little more about them. In both cases, news about them always makes me cringe. Nevertheless, I like a good diagram and the muppets at BP happen to have put together a good diagram here. Click on it for full size.