Entertainment / Photography / Mercury Vapor Lamp: Is an artificial light source produced by passing current through mercury vapor in a tube.
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Vapor Noun Synonyms: mist, fog, steam, cloud, smoke, smog, exhalation
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Entertainment / Photography / Photolamp: Tungsten filament photographic lamp with a large diffused bulb, giving light of 3200 k (kelvin). MORE
Entertainment / Photography / Point Source Lamp: Arc type lamp producing light from a small gap between two carbon rods. MORE
Entertainment / Photography / Quartz-Iodine Lamp: Compact tungsten filament lamp designed to maintain its color temperature and light intensity throughout its working life. MORE
Entertainment / Photography / Over-Run Lamp: Is a tungsten light source specifically used at a higher voltage than normal to increase light output and achieve constant color temperature. MORE
Entertainment / Photography / Opal Lamp: Is a filament lamp with an opal glass bulb for optimum diffusion. MORE
Science / Periodic Table of Elements / Mercury (Hg): Atomic number: 80, Atomic mass: 200.59 g.mol -1, Electronegativity: 1.9, Density: 13.6 g.cm-3 at 20?°C, Melting point: - 38.9 ?°C, Boiling point: 356.6 ?°C, Vanderwaals radius: 0.157 nm, Ionic radi MORE