Chemical Process Safety – Answer 4

  • Author:
  • Published Date: 26 October 2017
  • Source / Publisher: Process Safety Beacon CCPS
  • Copyright: Wiley-VCH Verlag GmbH & Co. KGaA
thumbnail image: Chemical Process Safety – Answer 4

Answers to Hazardousness of high oxygen concentrations


Answer a) is correct.
Answer c) might blow up your budget.
Answer b) is very dangerous: Residual lube oil from the air compressor is deposited as a thin film inside the pipe. After the pipe is put back into service, the oil-oxygen mixture can ignite and rupture the pipe. The cause of ignition could be, e.g., compression at a closed valve.

For more information on electrostatic discharges view the previous Chemical Process Safety – Test Your Knowledge

  • The information was taken from CCPS’s Process Safety Beacon 1 2017
  • Register for free for the CCPS's monthly Process Safety Beacon



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Magazine of Chemistry Europe (16 European Chemical Societies) published by Wiley-VCH