• Thumbnail for Vapor
    In physics, a vapor (American English) or vapour (Commonwealth English; see spelling differences) is a substance in the gas phase at a temperature lower...
    7 KB (753 words) - 15:21, 9 June 2024
  • Thumbnail for Vapor pressure
    Vapor pressure or equilibrium vapor pressure is the pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases (solid or liquid)...
    26 KB (3,008 words) - 03:36, 18 November 2024
  • Water vapor, water vapour or aqueous vapor is the gaseous phase of water. It is one state of water within the hydrosphere. Water vapor can be produced...
    59 KB (6,461 words) - 19:37, 10 December 2024
  • The vapor pressure of water is the pressure exerted by molecules of water vapor in gaseous form (whether pure or in a mixture with other gases such as...
    13 KB (971 words) - 08:36, 13 December 2024
  • Thumbnail for Vapor barrier
    A vapor barrier (or vapour barrier) is any material used for damp proofing, typically a plastic or foil sheet, that resists diffusion of moisture through...
    13 KB (1,594 words) - 18:55, 9 September 2024
  • Vapor Trails is the seventeenth studio album by Canadian rock band Rush. It was released on May 14, 2002, on Anthem Records, and was their first studio...
    25 KB (2,340 words) - 16:58, 24 November 2024
  • Thumbnail for Boiling point
    temperature at which the vapor pressure of a liquid equals the pressure surrounding the liquid and the liquid changes into a vapor. The boiling point of...
    19 KB (2,335 words) - 12:30, 26 November 2024
  • Thumbnail for Chemical vapor deposition
    Chemical vapor deposition (CVD) is a vacuum deposition method used to produce high-quality, and high-performance, solid materials. The process is often...
    42 KB (5,006 words) - 15:45, 8 December 2024
  • Thumbnail for Sodium-vapor lamp
    A sodium-vapor lamp is a gas-discharge lamp that uses sodium in an excited state to produce light at a characteristic wavelength near 589 nm. Two varieties...
    28 KB (3,200 words) - 09:11, 7 December 2024
  • Look up vapor or vapour in Wiktionary, the free dictionary. A vapor is a substance in the gas phase below its critical temperature. Vapor, vapors, vapour...
    2 KB (224 words) - 13:50, 15 August 2024
  • Contrail (redirect from Vapor trail)
    Contrails (/ˈkɒntreɪlz/; short for "condensation trails") or vapor trails are line-shaped clouds produced by aircraft engine exhaust or changes in air...
    32 KB (3,201 words) - 14:34, 24 November 2024
  • Thumbnail for Demister (vapor)
    is a device often fitted to vapor–liquid separator vessels to enhance the removal of liquid droplets entrained in a vapor stream. Demisters may be a mesh-type...
    2 KB (202 words) - 06:53, 27 October 2024
  • Thumbnail for Saturation vapor curve
    In thermodynamics, the saturation vapor curve is the curve separating the two-phase state and the superheated vapor state in the T–s diagram (temperature–entropy...
    2 KB (163 words) - 03:34, 23 December 2023
  • Thumbnail for Vapor-compression refrigeration
    Vapour-compression refrigeration or vapor-compression refrigeration system (VCRS), in which the refrigerant undergoes phase changes, is one of the many...
    31 KB (3,576 words) - 06:59, 9 December 2024
  • Thumbnail for Mercury-vapor lamp
    A mercury-vapor lamp is a gas-discharge lamp that uses an electric arc through vaporized mercury to produce light. The arc discharge is generally confined...
    23 KB (2,772 words) - 22:50, 17 December 2024
  • chemical engineering, the vapor–liquid equilibrium (VLE) describes the distribution of a chemical species between the vapor phase and a liquid phase....
    22 KB (3,245 words) - 19:11, 29 September 2024
  • Vapor degreasing is a surface finishing process. It involves solvents in vapor form to cleanse the workpiece in preparation for further finishing operations...
    3 KB (403 words) - 06:43, 14 August 2023
  • Thumbnail for Humidity
    Humidity is the concentration of water vapor present in the air. Water vapor, the gaseous state of water, is generally invisible to the human eye. Humidity...
    68 KB (7,290 words) - 07:04, 17 December 2024
  • Vapor polishing is a method of polishing plastics to reduce the surface roughness or improve clarity. Typically, a component is exposed to a chemical...
    1 KB (170 words) - 16:45, 29 June 2023
  • Thumbnail for Volatility (chemistry)
    describe the tendency of a vapor to condense into a liquid or solid; less volatile substances will more readily condense from a vapor than highly volatile ones...
    10 KB (1,118 words) - 03:59, 14 August 2024
  • Thumbnail for Electronic cigarette
    container such as a cartridge or tank. Instead of smoke, the user inhales vapor. As such, using an e-cigarette is often called "vaping". The atomizer is...
    251 KB (26,282 words) - 23:18, 6 December 2024
  • Thumbnail for Fog
    warfare. Fog appears when water vapor (water in its gaseous form) condenses. During condensation, molecules of water vapor combine to make tiny water droplets...
    36 KB (4,249 words) - 05:54, 8 December 2024
  • Thumbnail for Mercury-arc valve
    A mercury-arc valve or mercury-vapor rectifier or (UK) mercury-arc rectifier is a type of electrical rectifier used for converting high-voltage or high-current...
    26 KB (3,437 words) - 11:50, 9 July 2024
  • Reid vapor pressure (RVP) is a common measure of the volatility of gasoline and other petroleum products. It is defined as the absolute vapor pressure...
    4 KB (625 words) - 22:39, 1 April 2024
  • True vapor pressure (TVP) is a common measure of the volatility of petroleum distillate fuels. It is defined as the equilibrium partial pressure exerted...
    1 KB (157 words) - 18:12, 10 September 2021
  • vapor pressure of the pure component (liquid or solid) multiplied by its mole fraction in the mixture. In consequence, the relative lowering of vapor...
    16 KB (2,376 words) - 20:03, 19 December 2024
  • Look up vapor trail or vapour trail in Wiktionary, the free dictionary. A vapor trail, or contrail, is a condensation trail made by the exhaust of an...
    855 bytes (140 words) - 21:19, 8 September 2024
  • Thumbnail for Evaporation
    When a molecule near the surface absorbs enough energy to overcome the vapor pressure, it will escape and enter the surrounding air as a gas. When evaporation...
    15 KB (1,800 words) - 16:53, 29 July 2024
  • Typically, the compressed vapor is fed back to help heat the mother liquor in order to produce more vapor or steam. Mechanical vapor recompression is used...
    4 KB (495 words) - 08:26, 18 October 2024
  • Thumbnail for Vapor steam cleaner
    Vapor steam cleaners or steam vapor systems are cleaning appliances or devices that use steam to dry, clean, and sanitize surfaces. The steam is produced...
    6 KB (751 words) - 06:58, 21 November 2024