barrier material
31vapor barrier — noun : a layer of material (as of paint, building paper, or felt) used to retard or prevent the absorption of moisture (as into a wall or floor) and its subsequent condensation therein …
32Nanocellulose — or microfibrillated cellulose (MFC), is a material composed of nanosized cellulose fibrils with a high aspect ratio (length to width ratio). Typical dimensions are 5–20 nanometers width and length up to 2000 nanometers. It is pseudo plastic.… …
33Package testing — Military shipping container being drop tested Testing …
34Polyethylene terephthalate — PETE redirects here. For the first name, see Peter (disambiguation). For other uses, see Pete (disambiguation). Polyethylene terephthalate fibre IUPAC name …
35Quantum well infrared photodetector — A quantum well infrared photodetector (QWIP), is an infrared photodetector made from semiconductor materials which contain one or more quantum wells. These can be integrated together with electronics and optics to make infrared cameras for… …
36Diatomaceous earth — A sample of diatomaceous earth Diatomaceous earth (  / …
37Aluminium gallium arsenide — (also aluminum gallium arsenide) (AlxGa1 xAs) is a semiconductor material with very nearly the same lattice constant as GaAs, but a larger bandgap. The x in the formula above is a number between 0 and 1 this indicates an arbitrary alloy between… …
38Rising Damp — Infobox television show name = Rising Damp caption = Main cast of Rising Damp (l r) Frances de la Tour, Leonard Rossiter, Richard Beckinsale, Don Warrington. format = Sitcom picture format = runtime = 30 minutes creator = Eric Chappell starring …
39OTR — or OTR may refer to: Ótr, a dwarf in Norse mythology Otr, the abbreviation for the orchid genus Otaara Coto 47 Airport (IATA: OTR, ICAO: MRCC), an airport that serves Coto 47, Costa Rica OTR may refer to: Optical Transition Radiation, in… …
40Tetrapod (structure) — In coastal engineering, a Tetrapod is a four legged concrete structure used as armour unit on breakwaters. The Tetrapod s shape is designed to dissipate the force of incoming waves by allowing water to flow around rather than against it, and to… …
