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Comprehensive answers from the companies involved
General questions sent to companies whose fuels Public Eye sampled and their answers: Addax and Oryx Group/Oryx Energies; Vitol/Vivo Energy; Trafigura/Puma Energy; Lynx Energy/X-Oil Congo
Specific questions and answers: Addax and Oryx Group/Oryx Energies; Vitol/Vivo Energy; Trafigura/Puma Energy; Lynx Energy/X-Oil Congo; Mocoh; Mercuria; Glencore