petroleum• petroleum-based plastic• A petroleumengineer with 3 5 years of international experience.• Hugeindustrialsectors built up in the 70s and 80s-including petroleum, telecommunications and automobiles-will be especially vulnerable.• The gap between low cost and high value makes petroleum a highly political resource.• Suprex has introduced the Aromatic Analyser which determines the aromatic content of petroleumfuels.• For distillation, refining or other processing of petroleum or petroleumproducts 3.• Plastic-producing petroleum is a finite resource.• Local oil companies want a 10 percenttariff on refined petroleum products and 3 percent duty for importedcrude oil.• Repsol is a bigger refiner than producer, and buys up to 75 percent of the petroleum it uses.