Convert femtogram to pound (troy or apothecary)
Please provide values below to convert femtogram [fg] to pound (troy or apothecary) [lb t], or Convert pound (troy or apothecary) to femtogram.
How to Convert Femtogram to Pound (Troy Or Apothecary)
1 fg = 2.679228880719e-18 lb t
Example: convert 15 fg to lb t:
15 fg = 15 × 2.679228880719e-18 lb t = 4.0188433210785e-17 lb t
Femtogram to Pound (Troy Or Apothecary) Conversion Table
| femtogram | pound (troy or apothecary) |
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Femtogram
A femtogram (fg) is a unit of mass equal to 10^-15 grams.
History/Origin
The femtogram was introduced as part of the metric system's extension to measure extremely small masses, particularly in scientific fields such as chemistry and biology, during the 20th century as measurement technology advanced.
Current Use
Femtograms are used in scientific research to measure tiny quantities of substances, such as in molecular biology, nanotechnology, and materials science, where precise measurement of very small masses is required.
Pound (Troy Or Apothecary)
A pound (troy or apothecary) is a unit of weight used primarily for precious metals and gemstones, equivalent to 12 ounces or approximately 373 grams.
History/Origin
The troy pound originated in the medieval French town of Troyes, historically used in the trade of precious metals and gemstones. The apothecary pound was used in pharmacy for weighing medicines and ingredients. Both units have roots in medieval European systems of measurement.
Current Use
The troy pound is still used in the precious metals industry, especially for gold, silver, and gemstones. The apothecary pound is largely obsolete but may still be referenced in historical contexts or traditional practices.