Poducts

  • Mercury-vapor lamp Wikipedia

    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 to a small fused quartz arc tube mounted within a larger borosilicate glass bulb. The outer bulb may be clear or coated with a phosphor; in either case, the outer bulb provides thermal insulation, protection from the ultraviolet radiation

  • Mercury The Cambridge Crystallographic Data Centre

    Mercury’s symbol Hg comes from its Greek name, hydrargyrum, meaning "liquid silver", due to its mobility and shiny surface. Mercury is used in electrical switches of thermostats, but it is most commonly seen in the new the compact fluorescent light bulbs. Interestingly, mercury nitrate played a role in the term "mad as a hatter". As mercury was used in the making of hats from animal pelts in

  • Mercury (element) Wikipedia

    Mercury is a chemical element with the symbol Hg and atomic number 80. It is commonly known as quicksilver and was formerly named hydrargyrum (/ h aɪ ˈ d r ɑːr dʒ ər ə m / hy-DRAR-jər-əm). A heavy, silvery d-block element, mercury is the only metallic element that is liquid at standard conditions for temperature and pressure; the only other element that is liquid under these

  • Mercury-Containing Light Bulb (Lamp) Basic Information

    The amount of mercury in a fluorescent lamp ranges between 3.5 to 15 milligrams, depending on the type of fluorescent lamp, the manufacturer, and when the fluorescent lamp was manufactured. Although lighting manufacturers have greatly reduced the amount of mercury used in lighting over the past 20 years, they are not yet able to completely eliminate the need for mercury. Millions of mercury

  • Fluorescent lamp Wikipedia

    A fluorescent lamp, or fluorescent tube, is a low-pressure mercury-vapor gas-discharge lamp that uses fluorescence to produce visible light. An electric current in the gas excites mercury vapor, which produces short-wave ultraviolet light that then causes a phosphor coating on the inside of the lamp to glow.A fluorescent lamp converts electrical energy into useful light much more efficiently

  • Mercury Substance Information ECHA

    The molecular formula identifies each type of element by its chemical symbol and identifies the number of atoms of each element found in one discrete molecule of the substance. This information is only displayed if the substance is well–defined, its identity is not claimed confidential and there is sufficient information available in ECHA’s databases for ECHA’s algorithms to generate a

  • Alchemy Symbols and Their Meanings The Extended List

    24/10/2019· The water symbol mainly represents intuition and it is also associated with the mercury element in alchemy. Greek philosopher Plato associated it with properties like wetness, moist and cold and the color blue is linked to the element. Combined with the alchemical fire symbol, the alchemical water comprises the Seal of Solomon/hexagon. Air. As the fourth classical element among alchemy

  • Fast Facts on Mercury in Lamps and Bulbs | Blog | NHSaves

    Mercury is an essential ingredient in all energy efficient lighting technologies, including compact fluorescent bulbs. A typical fluorescent lamp is composed of a phosphor coated glass tube with electrodes located at either end. The tube contains mercury, of which only a very small amount is initially in vapor form. When a voltage is applied, the gas is heated-vaporizing the mercury. The

  • Q and A: Mercury in energy-saving light bulbs | News

    Why do low-energy light bulbs contain mercury? It’s essential to the way they work. Compact fluorescent lightbulbs (CFLs) are tubes containing mercury and noble gases (typically argon).

  • Mercury and its compounds: safe handling and dealing

    11/07/2019· Introduction. Mercury is a naturally occurring metallic element, which at room temperature and in its pure form is a silvery-white liquid. Its melting point is -39 ° C and boiling point 356 ° C. It has a uniform volume of expansion over its entire liquid range and low electrical resistivity.

  • Mercury The Cambridge Crystallographic Data Centre

    Mercury’s symbol Hg comes from its Greek name, hydrargyrum, meaning "liquid silver", due to its mobility and shiny surface. Mercury is used in electrical switches of thermostats, but it is most commonly seen in the new the compact fluorescent light bulbs. Interestingly, mercury nitrate played a role in the term "mad as a hatter". As mercury was used in the making of hats from animal pelts in

  • Facts About Mercury (Hg) | Live Science

    18/12/2014· Mercury looks pretty, in its shiny, fast-moving liquid form, but don't touch! It can be extremely poisonous to humans. The symbol Hg that mercury

  • 10 Interesting Facts About Mercury (Element)

    19/01/2020· The modern element symbol for mercury is Hg, which is the symbol for another name for mercury: hydrargyrum. Hydrargyrum comes from Greek words for "water-silver" (hydr-means water, argyros means silver). Mercury is a very rare element in the Earth's crust. It accounts for only about 0.08 parts per million (ppm) and is mainly found in the mineral cinnabar, which is mercuric sulfide. Mercuric

  • USES OF MERCURY ELEMENT : USES OF « Uses Of

    Uses Of Mercury Element mercury element Mercury, also known as quicksilver or hydrargyrum, is a chemical element with the symbol Hg (Latinized hydrargyrum, from “” meaning watery or runny and “” meaning silver) and atomic number 80.

  • Symbol for the chemical element mercury -

    Symbol for the chemical element mercury gg66296769 GoGraph Stock Photography, Illustrations, and Clip Art allows you to quickly find the right graphic. Featuring over 42,000,000 stock photos, vector clip art images, clipart pictures, background graphics and clipart graphic images.

  • Mercury Element Mercury Element Google Sites

    Mercury is a chemical element with the symbol Hg and atomic number eighty. A heavy, silvery d-block metal, mercury is one of six chemical elements that are liquid at or near room temperature and pressure,[1][2] the others being caesium, francium, gallium, bromine, and rubidium. Mercury element is the sole metal that is liquid at standard conditions for temperature and pressure. When products

  • The Chemistry Of Light Bulbs

    thin filament of the element tungsten (chemical symbol, W, for its old name wolfram). Because the wire is so thin, resistance is high, and it raises the temperature of the tungsten wire, so chosen because of its high melting point of 3410 oC. At the bulb’s temperature, which is about 1000o cooler, excited electrons that return to lower energy states release photons of a frequency that is

  • The 22 Key Alchemy Symbols and Their Meanings

    In terms of the tria prima, sulfur was seen as the middling element connecting salt (high) and mercury (low). Sulfur’s symbol is typically a triangle atop a Greek cross (seen above), but it can also be represented by a Cross of Loraine atop an ouroboros/infinity symbol. This symbol has come to be known as Satan’s Cross and is sometimes used as a satanic symbol. The Four Classical Elements

  • Mercury: A beautiful but poisonous metal BBC News

    30/11/2013· But tooth fillings and smashed bulbs only account for a fraction of the 2,000 tonnes of mercury released by humans into the environment each year. About a

  • What are the uses of mercury? Quora

    25/11/2017· Mercury is a chemical element with symbol Hg and atomic number 80. Some use: 1-It is used in thermometers because it has a large thermal expansion which is constant over a large temperature range although it is being phased out in favour of safer

  • Various kinds of mercury Nippon Instruments Corporation

    Atomic symbol: Hg (derived from hydrargyrum in Latin, i.e. quicksilver in English) Denotation: mercury in English (derived from Mercury) Periodic table of elements (PDF: 178KB) Properties of mercury. Mercury is a metal with the following three unique characteristics, and has been familiar and valuable to human beings since before BC. The pressure of mercury vapor is rather high and it easily

  • Mercury Awareness | St. Joseph County, IN

    Hg is the chemical symbol for mercury. Uses Mercury is used in a variety of manufacturing processes and products such as thermometers and compact fluorescent light (CFL) bulbs. If you improperly dispose of products with mercury in them, they may break and release mercury vapors which are harmful to human and ecological health. Household Items That May Contain Mercury. Anti-bacterial sprays or

  • Mercury (element) Simple English Wikipedia, the free

    The symbol Hg stands for its Latinized Greek name hydrargyrum , meaning watery or liquid silver. History. The symbol for the planet Mercury (☿) has been used for a very long time to represent the element. No one has the credit for finding mercury. It was known in ancient times. Mercury was found in Egyptian tombs that are from 2000 BC. Chinese people also knew it from long ago. In China and

  • What is the hazardous symbol for mercury? Answers

    Incandescent bulbs are not hazardous. Fluorescent light bulbs contain Mercury which is a hazardous chemical.

  • Symbol for the chemical element mercury gograph

    Symbol for the chemical element mercury gg66296769 GoGraph Stock Photography, Illustrations, and Clip Art allows you to quickly find the right graphic. Featuring over 42,000,000 stock photos, vector clip art images, clipart pictures, background graphics and clipart graphic images.

  • USES OF MERCURY ELEMENT : USES OF « Uses Of

    Uses Of Mercury Element mercury element Mercury, also known as quicksilver or hydrargyrum, is a chemical element with the symbol Hg (Latinized hydrargyrum, from “” meaning watery or runny and “” meaning silver) and atomic number 80.

  • The Chemistry Of Light Bulbs

    thin filament of the element tungsten (chemical symbol, W, for its old name wolfram). Because the wire is so thin, resistance is high, and it raises the temperature of the tungsten wire, so chosen because of its high melting point of 3410 oC. At the bulb’s temperature, which is about 1000o cooler, excited electrons that return to lower energy states release photons of a frequency that is

  • 10 Interesting Facts About Mercury (Element)

    19/01/2020· The modern element symbol for mercury is Hg, which is the symbol for another name for mercury: hydrargyrum. Hydrargyrum comes from Greek words for "water-silver" (hydr-means water, argyros means silver). Mercury is a very rare element in the Earth's crust. It accounts for only about 0.08 parts per million (ppm) and is mainly found in the mineral cinnabar, which is mercuric sulfide. Mercuric

  • MERCURY ELEMENT COST. MERCURY ELEMENT |

    mercury element Mercury, also known as quicksilver or hydrargyrum, is a chemical element with the symbol Hg (Latinized hydrargyrum, from "" meaning watery or runny and "" meaning silver) and atomic number 80. cost (of an object or an action) Require the payment of (a specified sum of money) before it can be acquired or

  • Electric lighting symbols

    Mercury lamp output Electronic Symbology . Symbols Electrical Symbology Description Output mercury lamp wall Lighting projector Projected light Symbols Description Embedded output mercury lamp Point light autonomous Lighting projector Electronic Symbology . Title: Electric lighting symbols Author: AMG Subject: Electric lighting symbols. On the largest symbols collection in the network. For