VI. Answer the questions

1. Is natural gas directly usable when it comes from the well and why?

2. What is the aim of gas processing?

3. What series of treatment must the gas undergo after its arrival at the central plant?

4. Do these operations require sophisticated control system?

5. Where are gas fields located?

6. What does transportation of natural gas depend upon?

7. What is the transportation pressure?

8. What is the pipeline diameters?

9. How often should the compression stations be located?

10. What is the aim of petroleum prospecting?