What is the color of an oxygen gas cylinder?

| What is the color of an oxygen gas cylinder?

A. Maroon

B. Blue

C. Green

D. Black

Please scroll down to see the correct answer and solution guide.

Explanation:

In gas welding Heat source is the flame produced by the combustion of fuel gas and oxygen.

Acetylene (C₂H₂) is the principal fuel gas employed in this welding.

Gas cylinders are called by the name of the gas they are holding.

Name of the gas cylinder	Color coding
Oxygen	Black
Acetylene	Maroon
Coal	Red (with name coal gas)
Hydrogen	Red
Nitrogen	Grey (with black neck)
Air	Grey
Propane	Red (with a larger diameter and name propane)
Argon	Blue
Carbon Dioxide	Black (with white neck)