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This implicitly puts the value of compounds' other constituents, and the cost of extraction of the element, at zero. ... Mercury: 13.5336: 0.085 (2.3545 ...
Many historic applications made use of the peculiar physical properties of mercury, especially as a dense liquid and a liquid metal: Quantities of liquid mercury ranging from 90 to 600 grams (3.2 to 21.2 oz) have been recovered from elite Maya tombs (100–700 AD) [38] or ritual caches at six sites.
Overexposure to mercury, mercury poisoning (mercurialism), was seen as an occupational disease to the ancient Romans. Though people in ancient South America often used cinnabar for art, or processed it into refined mercury (as a means to gild silver and gold to objects), the toxic properties of mercury were well known.
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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]
The most common liquid metal to cause embrittlement is mercury, as it is a common contaminant in the processing of hydrocarbons in petroleum reservoirs. [19] The embrittling effects of mercury were first recognized by Pliny the Elder circa 78 AD. [20] Mercury spills present an especially significant danger for airplanes.
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Crystals of mercury(II) sulfide and several other mercury compounds are deeply colored red, but have no publicly known use in nuclear weapons.. Red mercury is a discredited substance, most likely a hoax perpetrated by con artists who sought to take advantage of gullible buyers on the black market for arms. [1]