When the Panama-registered cargo tanker Probo Koala sailed into the port of Amsterdam on 2 July 2006, its arrival was just the latest stage in a quest for substantial profits from an oil deal spanning three continents. For three months, the tanker chartered by Trafigura, a commodities trading multinational based in Switzerland, had been based in the Mediterranean as a sort of floating processing plant carrying out the purification of a cargo of low-grade gasoline known as coker naphtha bought...
Full Story: The Independent
