Which gas cylinder color indicates a combination of oxygen and other gases?

The color indicating a combination of oxygen and other gases is black. In the context of gas cylinders, color coding is essential for identifying the contents safely and effectively. Each color corresponds to specific gases, and especially in industrial and medical settings, this helps prevent dangerous mistakes.

Black cylinders are typically designated for a mixture of oxygen with other gases, such as nitrogen or argon. This designation makes it easy for personnel to identify and handle the cylinders appropriately without confusion regarding their contents.

In contrast, other colors represent different gases: red generally indicates fire extinguishing agents, orange might signify other specific industrial gases, and blue is commonly associated with medical oxygen. Understanding these color codes is critical in logistics and safety management, particularly for personnel managing and using compressed gas cylinders in various operations.