1. oil from other parts of the world that they don't own.2. At the ports , oil was competing with bunkering coal . 3. At the ports , oil was competing with bunkering coal . 4. In the economy: 70 percent of our revenues come from oil. 5. There are a lot of countries, oil producing countries, 6. This leaves it hostage to volatile oil prices . 7. Oil refining (Oil refining) or Industrial activity8. And Nigeria, with the oil sector, had the reputation 9. Because oil is the biggest, most revenue-earning sector 10. Bombay High gave new hope to the country 's oil industry .
