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.
Ocular Migraine â What You Can Do. An ocular migraine is a type of migraine headache that is associated with visual disturbances in one eye. This type of migraine is not common, and is often diagnosed after other possible causes for the symptoms are ruled out.