liquid line sight glass

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• sight glass — A viewing glass or window set in the refrigerant pipe of a car s air conditioning system, usually in the top of the receiver drier, which allows a visual check of the refrigerant passing from the receiver to the evaporator. The fluid should be… …   Dictionary of automotive terms

• sight glass — noun a transparent tube or window through which the level of liquid in a reservoir or supply line can be checked visually …   English new terms dictionary

• sight glass — noun : a transparent section in a pipe or tank wall for giving visual indication of level or flow of liquids * * * n. a transparent tube or window through which the level of liquid in a reservoir or supply line can be checked visually …   Useful english dictionary

• liquid crystal — a liquid having certain crystalline characteristics, esp. different optical properties in different directions when exposed to an electric field. [1890 95] * * * Substance that flows like a liquid but maintains some of the ordered structure… …   Universalium

• Glow stick — 1. Plastic casing covers the inner fluid. 2. A glass capsule covers the solution. 3. Phenyl Oxalate and fluorescent dye solution. 4. Hydrogen Peroxide solution. 5. After the glass capsule is broken and the solutions mix, the glowstick glows. A… …   Wikipedia

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• Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …   Wikipedia

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• navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… …   Universalium

• Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

• Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …   Universalium