Flask (unit)

Flask is a British unit of mass or weight in the avoirdupois system, used to measure mercury.^[1]^[2]^[3]^[4]^[5] It is defined as 76 pounds (34 kg).^[1] Near room temperature, a flask of mercury occupies a volume of approximately 2.5451 litres (86.060 US fl oz; 89.575 imp fl oz).^[6]

1 flask (mercury) ≡ 76 lb^[1]

1 flask (mercury) ≡ 34.47302012 kg

[1]
Cardarelli, F. (2003). Encyclopaedia of Scientific Units, Weights and Measures. Their SI Equivalences and Origins. London: Springer. p. 37. ISBN 978-1-4471-1122-1.
[2]
"Nearly full flask, a sample of the element Mercury in the Periodic Table". periodictable.com. Retrieved 2019-05-18.
[3]
"injection flask". TheFreeDictionary.com. Retrieved 2019-05-18.
[4]
Geological Survey Bulletin. U.S. Department of the Interior, Geological Survey; Washington, D.C. 1983.
[5]
US 3587904, Harris, George W. & Good, Elmer H., "Stackable mercury flask", published 1971-06-28
[6]
At 20°C/ 68°F listed density of 13545 kg/m³ = 13.545 kg/L (14.1298 oz/fl oz (US))

[:0-1] [1]
Cardarelli, F. (2003). Encyclopaedia of Scientific Units, Weights and Measures. Their SI Equivalences and Origins. London: Springer. p. 37. ISBN 978-1-4471-1122-1.

[2] [2]
"Nearly full flask, a sample of the element Mercury in the Periodic Table". periodictable.com. Retrieved 2019-05-18.

[3] [3]
"injection flask". TheFreeDictionary.com. Retrieved 2019-05-18.

[4] [4]
Geological Survey Bulletin. U.S. Department of the Interior, Geological Survey; Washington, D.C. 1983.

[5] [5]
US 3587904, Harris, George W. & Good, Elmer H., "Stackable mercury flask", published 1971-06-28

[6] [6]
At 20°C/ 68°F listed density of 13545 kg/m³ = 13.545 kg/L (14.1298 oz/fl oz (US))

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Flask (unit)

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