impervious seal

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• Impervious surface — Impervious surfaces are mainly artificial structures, such as pavements, rooftops, sidewalks, roads, and parking lots covered by impenetrable materials such as asphalt, concrete, brick, and stone. Soils compacted by urban development are also… …   Wikipedia

• seal — Ⅰ. seal [1] ► NOUN 1) a device or substance used to join two things together or make something impervious. 2) a piece of wax or lead with an individual design stamped into it, attached to a document as a guarantee of authenticity. 3) a… …   English terms dictionary

• seal — seal1 noun 1》 a device or substance used to join two things together or render something impervious.     ↘the state or fact of being joined or rendered impervious with a seal. 2》 a piece of wax, lead, etc. with an individual design stamped into… …   English new terms dictionary

• seal — 1. n. & v. n. 1 a piece of wax, lead, paper, etc., with a stamped design, attached to a document as a guarantee of authenticity. 2 a similar material attached to a receptacle, envelope, etc., affording security by having to be broken to allow… …   Useful english dictionary

• SEAL — 1. n. & v. n. 1 a piece of wax, lead, paper, etc., with a stamped design, attached to a document as a guarantee of authenticity. 2 a similar material attached to a receptacle, envelope, etc., affording security by having to be broken to allow… …   Useful english dictionary

• Cryogenic seal — Cryogenic seals provide a mechanical containment mechanism for materials held at cryogenic temperatures, such as cryogenic fluids. Various techniques, including soldering and welding are available for creating seals, however specialized materials …   Wikipedia

• Hermetic seal — Airtight redirects here. For the G.I. Joe character, see Airtight (G.I. Joe). For other uses of hermetic , see hermetic (disambiguation). A hermetic seal is the quality of being airtight. In common usage, the term often implies being impervious… …   Wikipedia

• sealable — Ⅰ. seal [1] ► NOUN 1) a device or substance used to join two things together or make something impervious. 2) a piece of wax or lead with an individual design stamped into it, attached to a document as a guarantee of authenticity. 3) a… …   English terms dictionary

• List of Athena's Saints — Athena, accompanied by Bronze and Gold Saints. Screenshot from the anime. The following list comprises the characters that form the three ranks of the army of the greek goddess Athena, in the japanese manga Saint Seiya, written and illustrated by …   Wikipedia

• environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …   Universalium

• Roughnecks: Starship Troopers Chronicles — The DVD cover of Roughnecks: The Starship Troopers Chronicles Genre Action Science fiction Comedy …   Wikipedia