2006 Ivory Coast toxic waste dump €27 to €1,000 per cubic meter. The "Probo Koala" was reportedly turned away by several countries before offloading the toxic waste at the Port of Abidjan. An inquiry in the Netherlands in late 2006 confirmed the composition of the waste substance. Trafigura denied any waste was transported from the Netherlands, saying that the substances contained only tiny amounts of hydrogen sulfide, and that the company did not know the substance was to be disposed of improperly. After two Trafigura officials who traveled to Côte d'Ivoire to offer assistance were arrested and subsequently attacked in jail, the company paid for cleanup
2006 Ivory Coast toxic waste dump was registered only days before the arrival of the "Probo Koala", was contracted for €18,500 to dispose of the waste. The company contends that no waste was transported from Europe, and the incident was an accident caused by the mishandling by an Ivorian company of waste water used to wash the ship's storage tanks. A Dutch newspaper reported on this possibility, saying the waste could have been generated as a result of attempted on-board desulfurization (removing mercaptans) of naphtha in a Merox-like process. In this way high mercaptan-laden gasoline is upgraded to meet certain country-specific specifications. This would explain the