A reduced pressure zone device is tested with a device called a differential gauge. This gauge uses hoses attached to the various test cocks of the RPZD and checks to be certain that the check valve springs as well as the relief valve spring are not fouled and are working properly.
The adjective AVUNCULAR has 2 senses: 1. being or relating to an uncle. 2. like an uncle in kindness or indulgence. Familiarity information: AVUNCULAR used as an adjective is rare.
Definition of avuncular. 1  1 : suggestive of an uncle especially in kindliness or geniality avuncular indulgence Jovial and avuncular, the President's chief of staff seems oblivious to the pressures that accompany what is arguably the second most powerful job in the land. â Craig Unger.