2006 Ivory Coast toxic waste dump by Greek shipping company Prime Marine Management Inc. and chartered by Trafigura. Trafigura desired to strip the sulfurous products out of the coker gasoline to produce naphtha, which could then be sold. Instead of paying a refinery to do this work, Trafigura used an obsolete process on board the ship called "caustic washing", in which the coker gasoline was treated with caustic soda. The process worked, and the resulting naphtha was resold for a reported profit of . The waste resulting from the caustic washing would typically include hazardous substances such as sodium hydroxide, sodium sulfide and phenols. On 2
Toxic waste siting of toxic waste landfills and waivers to regulations that were included in EPA's "Federal Register." For example, in 1978, the base of a major toxic waste landfill could be no closer than five feet from ground water, but this regulation and others could be waived. The waiver to the regulation concerning the distance between the base of a toxic waste landfill and groundwater allowed the base to be only a foot above ground water if the owner/operator of the facility could demonstrate to the EPA regional administrator that a leachate collection system could be installed and that there would