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.
Mostly the caps have threads, which are fixed to the tank pipe with matching threads. A rubber gasket at the top gets compressed when the cap is fixed and stops the leakage of fuel. The gas cap has air vents to allow the air to enter into the tank for maintaining pressure.