9. Ответьте на следующие вопросы.

1. What is pipeline transport?

2. What can be sent through a pipeline?

3. Who first suggested using a pipe for transporting petroleum?

4. What types of pipelines do you know?

5. Can pipelines be built under the sea?

6. What are oil pipelines made from?

7. How is oil at sea transported?

8. Where are multi-product pipelines used?

9. What is used to detect anomalies in the pipe?

10. Are pipelines generally the most economical way to transport oil, refined oil products or natural gas over the land?