When a tanker leased by Trafigura, a multinational oil and metal trading company, docked in Amsterdam and hired the Amsterdam Port Services (APS) to process the waste it was carrying, the toxic sludge was found to be hazardous. Refusing to pay the high price asked by the APS to dispose of the material, the tanker took the waste back on board. Several weeks later, the tanker arrived at Abidjan,...