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Кубышко - нефте-газо

III. Answer the questions

  1. How many methods of petroleum refining have you known?

  2. What is the principle of vacuum distillation?

  3. What is super fractionation?

  4. What are the processes absorbtion and stripping used for?

  5. Are there any differences between two processes absorption and adsorption? What are they?

6. Where is the process of thermal diffusion applied?

7. What are the rotary filters in crystallization used for?