Convert pound (troy or apothecary) to teragram
Please provide values below to convert pound (troy or apothecary) [lb t] to teragram [Tg], or Convert teragram to pound (troy or apothecary).
How to Convert Pound (Troy Or Apothecary) to Teragram
1 lb t = 3.732417216e-10 Tg
Example: convert 15 lb t to Tg:
15 lb t = 15 × 3.732417216e-10 Tg = 5.598625824e-09 Tg
Pound (Troy Or Apothecary) to Teragram Conversion Table
| pound (troy or apothecary) | teragram |
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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.
Teragram
A teragram (Tg) is a unit of mass equal to one trillion grams or 10^12 grams.
History/Origin
The teragram is part of the metric system and was introduced as a larger unit for measuring very large masses, especially in scientific contexts, to facilitate easier expression of large quantities.
Current Use
Teragrams are used primarily in scientific fields such as environmental science, geology, and astronomy to quantify large masses, like global emissions or mineral deposits.