| 1. | In the purification of crude petroleum products the process of hydrodesulfurization is utilized.
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| 2. | The leading imports are crude petroleum, chemicals, manufactured goods, machinery, and transportation equipment.
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| 3. | Crude petroleum is a mixture of volatile and relatively much more stable fractions.
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| 4. | Major imports : Machinery, chemicals, transport equipment, steel products, plastic products, crude petroleum.
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| 5. | Of course, these oils are distilled from crude petroleum, a nonrenewable natural resource.
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| 6. | The Paraffin wax was processed by distilling residue left after crude petroleum was refined.
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| 7. | In the meantime, Kenya currently imports all crude petroleum requirements.
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| 8. | Energy needs are also met by importing bituminous and anthracite coal and crude petroleum.
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| 9. | 1991-Leftist rebels bomb Colombia's main oil pipeline, forcing the country to suspend pumping of crude petroleum.
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| 10. | Petroleum exports are in the form of crude petroleum because Vietnam has a very limited refining capacity.
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