2006 Ivory Coast toxic waste dump to settle the class action suit against it. Law firm Leigh Day, which represented the Ivorian claimants, was found guilty of negligence after £6 million of the settlement funds were embezzled. In 2002, Mexican state-owned oil company Pemex began to accumulate significant quantities of coker gasoline, containing large amounts of sulfur and silica, at its Cadereyta refinery. By 2006 Pemex had run out of storage capacity and agreed to sell the coker gasoline to Trafigura. In early 2006, Pemex trucked the coker gasoline to Brownsville, Texas, where Trafigura loaded it aboard the Panamanian registered tanker "Probo Koala", which was owned
History of Ivory Coast areas northward from the West African coast. Ivory Coast, like the rest of West Africa, was subject to these influences, but the absence of sheltered harbors along its coastline prevented Europeans from establishing permanent trading posts. Seaborne trade, therefore, was irregular and played only a minor role in the penetration and eventual conquest by Europeans of Ivory Coast. The slave trade, in particular, had little effect on the peoples of Ivory Coast. A profitable trade in ivory, which gave the area its name, was carried out during the seventeenth century, but it brought about such a decline in elephants that