Convert pound (troy or apothecary) to tonne
Please provide values below to convert pound (troy or apothecary) [lb t] to tonne [t], or Convert tonne to pound (troy or apothecary).
How to Convert Pound (Troy Or Apothecary) to Tonne
1 lb t = 0.0003732417216 t
Example: convert 15 lb t to t:
15 lb t = 15 × 0.0003732417216 t = 0.005598625824 t
Pound (Troy Or Apothecary) to Tonne Conversion Table
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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.
Tonne
A tonne (symbol: t) is a metric unit of mass equal to 1,000 kilograms or approximately 2,204.62 pounds.
History/Origin
The tonne was introduced as part of the metric system in the 19th century to standardize measurements of mass globally, replacing various local units with a single, consistent unit.
Current Use
The tonne is widely used internationally in industries such as shipping, manufacturing, and agriculture for measuring large quantities of materials and commodities.