What does the maximum allowable working pressure (MAWP) specify?

The maximum allowable working pressure (MAWP) defines the upper limit of pressure that a container, such as a gas cylinder or a piping system, can safely handle without risking failure or rupture. This specification is crucial for ensuring safety in medical gas systems, as exceeding the MAWP could lead to catastrophic events, including leaks or explosions.

MAWP is determined based on material properties, design, and intended use. It provides guidance for safe operation and helps in preventing accidents that could harm patients, healthcare workers, or damage equipment. Understanding and adhering to the MAWP is essential for the proper management and supervision of piped non-flammable medical gases.

The other choices, while related to pressure in various contexts, do not correctly represent the specific definition of MAWP.