Published: June 2014. Multiple sclerosis (MS) is a chronic inflammatory disorder of the central nervous system (CNS) and is one of the most common causes of nontraumatic disability among young and middle-aged adults. MS-related healthcare costs are estimated to be more than $10 billion annually in the United States (US).
Definition of vaporware. : a computer-related product that has been widely advertised but has not and may never become available.
Sheathing is an important element to the entire wall or roof system. The placement of a vapor barrier is important to protect the sheathing from damage due to rot. A vapor barrier is a waterproof material that eliminates the transfer of moisture from one surface to the next.