barrier sheet
1Sheet mulching — is a gardening and landscaping method that allows planting into or on top of the ground and is a form of no dig gardening: the process of covering any base or unwanted plant material including weeds, old lawn or open ground with a layers of… …
2Vapor barrier — 6 mil Polyethylene plastic sheet as vapor barrier between insulation and gypsum board …
3Great Barrier Reef — The Great Barrier Reef * UNESCO World Heritage Site …
4Jersey barrier — 42 inch (110 cm) high version of the Jersey barrier for deflecting automobiles and semi trailer trucks. A Jersey barrier or Jersey wall is a modular concrete barrier employed to separate lanes of traffic. It is designed to both minimize… …
5Expedition to the Barrier Peaks — DnDmodule| module title = Expedition to the Barrier Peaks module module code = S3 module rules = 1st Ed AD D module character levels = 8 12 module campaign = Greyhawk module authors = Gary Gygax module first published = 1980 series = S1 S2 S3 S4… …
6blood-thymus barrier — a barrier in the thymus that excludes certain substances, possibly constituted by the interposition of a sheet of epithelial cell processes around the periphery of the lobules and between the lymphocytes and the perivascular connective tissue …
7Schottky barrier — A cell barrier established as the interface between a semiconductor, such as silicon, and a sheet of metal. Solar Electric Glossary …
8Air Retarder/Barrier — A material or structural element that inhibits air flow into and out of a building s envelope or shell. This is a continuous sheet composed of polyethylene, polypropylene, or extruded polystyrene. The sheet is wrapped around the outside of a… …
9Radiant barrier — A thin, reflective foil sheet that exhibits low radiant energy transmission and under certain conditions can block radiant heat transfer; installed in attics to reduce heat flow through a roof assembly into the living space. U.S. Dept. of… …
10vapor barrier — Thin plastic or metal foil sheet used in air conditioned structures to prevent water vapor from penetrating insulating material …
