Building insulation materials — A selection of insulation materials can aid in building insulation. All of these are based on standard principles of thermal insulation. Materials used to reduce heat transfer by conduction, radiation or convection are employed in varying… … Wikipedia
Polystyrene — For other uses, see Polystyrene (disambiguation). Expanded polystyrene packaging … Wikipedia
Wetsuit — This article is about the use of wetsuits in a range of water sports. For protective clothing specialized for scuba diving, see Diving suit. For the G.I. Joe character, see Wet Suit (G.I. Joe). Spring suit (shorty) and steamer (full suit) … Wikipedia
Darkon Wargaming Club — The Darkon Wargaming Club is a non profit battle gaming and live action role playing (LARP) club in the United States based in the Washington, DC Metro area. Founded in 1985 and built upon the rules of the now defunct Emarthnguarth Outdoor… … Wikipedia
Individual Integrated Fighting System — The Individual Integrated Fighting System or IIFS was introduced in 1988 as a possible replacement for the All Purpose Lightweight Individual Carrying Equipment in United States Army service. The IIFS replaces the age old concept of a shoulder… … Wikipedia
balloon flight — ▪ aviation Introduction passage through the air of a balloon that contains a buoyant gas, such as helium or heated air, for which reason it is also known as lighter than air free flight. Unmanned balloons have been used to carry meteorological… … Universalium
Aerogel — is a low density solid state material derived from gel in which the liquid component of the gel has been replaced with gas. The result is an extremely low density solid with several remarkable properties, most notably its effectiveness as a… … Wikipedia
Fly lure — A fly lure, Fly, or pattern, in the terminology of sport fishing and fly fishing, is an artificial fishing lure tied, most commonly, with thread, feathers, and fur, but may also include lead (for weight), ribbon, tinsel, beads, and other assorted … Wikipedia
Aeroponics — is the process of growing plants in an air or mist environment without the use of soil or an aggregate medium. Aeroponic culture differs from both hydroponics and in vitro (Plant tissue culture) growing. Unlike hydroponics, which uses water as a… … Wikipedia
Mountaineering — Alpinist redirects here. For the magazine, see Alpinist (magazine). For the practice of closed circuit diving without a bailout, see Rebreather#Bailout. Mountaineer redirects here. For other uses, see Mountaineer (disambiguation). Basecamp… … Wikipedia