Careful management of your thyroid levels, as well as symptoms, is an essential part of your thyroid treatment. It's not only important to monitor your thyroid test results for changes, but for you and your practitioner to understand the reasons behind those changes, so they can be addressed. Sources:
A ridge cap is a building material that is installed along the ridge line of a sloped roof. A traditional gabled roof on a home is made up of two sloped sides that meet in the middle. The point where these two sides meet forms the apex of the roof, and is known as the ridge or ridge line.
Valve trays. In valve trays, perforations are covered by liftable caps. Vapour flows lifts the caps, thus self creating a flow area for the passage of vapour. The lifting cap directs the vapour to flow horizontally into the liquid, thus providing better mixing than is possible in sieve trays.