3) Water pipe leak under floor slab - A leaking water pipe will also cause moisture to move up through a floor slab and initially mimic the sweating caused by a missing vapor barrier. But eventually the water will start to pond in an area or bubble up from small cracks.
impassive â(comparative more impassive, superlative most impassive) 1  Having, or revealing, no emotion. 2016 May 22, Phil McNulty, âCrystal Palace 1-2 Manchester Unitedâ, in BBC: It was a victory that clearly meant so much to Van Gaal as the normally impassive manager raced from his seat in the technical area to celebrate Lingard's winner. Still or motionless.
steep adjective (NOT GRADUAL). B1 (of a âslope) ârising or âfalling at a âsharp âangle: a steep âslope It's a steep âclimb to the âtop of the âmountain, but the âview is âworth it. The âcastle is set on a steep âhill/âhillside.