or to establish expected floorcovering performance if the concrete slab has not been placed directly on a vapor retarder/barrier.” Ultimately, these floor slabs and their owners are best served ...

First, it must be determined whether or not a vapor retarder is present beneath the slab, and if it was placed correctly (i.e., directly below the concrete slab and above any earthen material).

Tariff and non-tariff barriers are essential elements in shaping trade policies and economic relationships among nations. While both are tools for regulating imports and exports, they differ in their ...