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.
Vapor barrier. A vapor barrier (or vapour barrier) is any material used for damp proofing, typically a plastic or foil sheet, that resists diffusion of moisture through wall, ceiling and floor assemblies of buildings to prevent interstitial condensation and of packaging.