With so much news in the world today it is tough to forget that very recently the gulf was covered in oil. It has not fully recovered. One researcher that is working around Mississippi thought that the the AquaPi might be a good idea to use to observe residual oil left in different places in the Gulf because of the portable size and reliability . This device was used by oil companies to find residual oil at the refineries. This infographic shows the different stages of the oil in the gulf and the physics of oil spills.