Convert pennyweight to teragram
Please provide values below to convert pennyweight [pwt] to teragram [Tg], or Convert teragram to pennyweight.
How to Convert Pennyweight to Teragram
1 pwt = 1.55517384e-12 Tg
Example: convert 15 pwt to Tg:
15 pwt = 15 × 1.55517384e-12 Tg = 2.33276076e-11 Tg
Pennyweight to Teragram Conversion Table
| pennyweight | teragram |
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Pennyweight
The pennyweight (pwt) is a unit of weight traditionally used in measuring precious metals and gemstones, equivalent to 1/20 of a troy ounce or 1.555 grams.
History/Origin
Originating in the medieval period, the pennyweight was used in the troy weight system for weighing gold and silver, especially in the jewelry and precious metals industries. Its use has persisted in certain regions and industries for historical and practical reasons.
Current Use
Today, the pennyweight is primarily used in the jewelry trade and precious metals markets to specify weights of gold, silver, and gemstones, especially in the United States and in contexts where precise measurement of small quantities is required.
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.