Colour coding of anaesthetic gases – Anaesthesia MCQ

Which of the following is correct regarding colour coding of anaesthetic gases?

A. Oxygen – Black with grey shoulders
B. Nitrous oxide – Blue
C. Cyclopropane – Red
D. Helium – Orange

Correct answer : B. Nitrous oxide – Blue

Colour coding of anaesthetic gases

  • Oxygen – Black with white shoulders
  • Nitrous oxide – Blue
  • Cyclopropane – Orange
  • Carbon Dioxide – Grey
  • Nitrogen – Black
  • Helium – Brown
  • Air – Grey body with white & black quartered shoulder

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