The smallest standard oxygen cylinder holds about _____ cubic feet of oxygen.

The smallest standard oxygen cylinder, often referred to in various applications including medical settings and welding, typically contains approximately 85 cubic feet of oxygen. This size is widely recognized in the industry as a compact yet sufficient option for a variety of uses, making it an essential component in safety gear and medical equipment where portability and efficiency are crucial. Understanding the standard volume of these cylinders is important for effective planning and management of oxygen supply in various scenarios.