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2. Mercury glass - Wikipedia

   en.wikipedia.org/wiki/Mercury_glass

   Mercury glass (or silvered glass) is glass that was blown double walled, then silvered between the layers with a liquid silvering solution, and sealed. Although mercury was originally used to provide the reflective coating for mirrors, elemental mercury was never used to create tableware.

3. Fluorescent lamp recycling - Wikipedia

   en.wikipedia.org/wiki/Fluorescent_lamp_recycling

   The amount of mercury in a fluorescent lamp varies from 3 to 46 mg, depending on lamp size and age. [4] Newer lamps contain less mercury and the 3–4 mg versions are sold as low-mercury types. A typical 2006-era 4 ft (122 cm) T-12 fluorescent lamp (i.e. F34T12) contains about 5 milligrams of mercury. [5]

4. History of street lighting in the United States - Wikipedia

   en.wikipedia.org/wiki/History_of_street_lighting...

   In 1980, the annual operating cost for the average incandescent lamp was $280; for mercury vapor lamps, it was $128; and for low-pressure sodium vapor lamps, it was $60 a year. [1] Meanwhile, high-pressure sodium vapor lamps cost only $44 a year to operate, with a standard life expectancy of 15,000 hours, which also helped to lower labor and ...

5. 10 Costco Summer Finds You Need to Buy ASAP - AOL

   www.aol.com/10-costco-summer-finds-buy-113000572...

   Outdoor Solar Powered Patio Lamp. costco.com. $89.97. 10' Sunset Palm Tree Sculpture. While Costco is packed with ingenious and unusual finds that make your time at home easier, ...

6. Ultra-high-performance lamp - Wikipedia

   en.wikipedia.org/wiki/Ultra-high-performance_lamp

   Ultra-high-performance lamp. An ultra-high-performance lamp, often known by the Philips trademark UHP, is a high-pressure mercury arc lamp. [1] These were originally known as ultra-high-pressure lamps, [2] [3] because the internal pressure can rise to as much as 200 atmospheres when the lamp reaches its operating temperature.

7. Fluorescent lamp - Wikipedia

   en.wikipedia.org/wiki/Fluorescent_lamp

   Low-mercury designs of lamps may fail when mercury is absorbed by the glass tube, phosphor, and internal components, and is no longer available to vaporize in the fill gas. Loss of mercury initially causes an extended warm-up time to full light output, and finally causes the lamp to glow a dim pink when the argon gas takes over as the primary ...