Health consequences of the Deepwater Horizon oil spill effects, while even very low doses can cause mutagenic effects, with cancer of particular concern. The carcinogens of concern in crude oil are benzene and polycyclic aromatic hydrocarbons (PAHs), which are present in oil and in the air as a result of offshore controlled burning of crude oil. During the 2010 BP/Deepwater Horizon Gulf oil spill, an estimated one of every 20 barrels of spilled oil was deliberately burned off. Routes of exposure include contact and inhalation. The EPA obtained hundreds of air samples during the spill and a review showed that none of the samples showed concentrations of benzene
2009 Lüderitz oil spill spill could not be found but is thought to be bunker oil that was released by a large vessel passing through Namibian waters. In terms of wildlife affected, it was the largest spill in Namibian history according to local residents of Lüderitz. 2009 Lüderitz oil spill The 2009 Lüderitz oil spill began in April 2009 off the coast of Lüderitz, Namibia. The oil spill directly affected 171 African penguins, with many more possibly threatened. The oil spill is in the area where the fishing trawler "Meob Bay" sank in June 2002, killing 19 seamen. The boat sank after a rope