Convert Ounces to Kilotonnes
Convert Ounces (oz) to Kilotonnes (kt) instantly and accurately.
Conversion Formula
kt = oz × 2.834952313e-8
About Ounces
The avoirdupois ounce (oz) is 1/16 of a pound, equal to approximately 28.35 grams. It is the everyday ounce used in the United States and United Kingdom for food portions, household quantities, and general trade. US food packages, recipe measurements, and nutrition labels reference ounces; a standard stick of butter is 4 oz, a can of soup typically 10.75 oz, and a baseball weighs 5-5.25 oz. Unlike the troy ounce (31.10 g) used for precious metals, the avoirdupois ounce (28.35 g) is lighter.
About Kilotonnes
A kilotonne (kt) equals 1,000 metric tonnes (10⁶ kg). In military and geopolitical contexts, nuclear weapon yields are expressed in kilotons of TNT equivalent (kt TNT): the atomic bomb dropped on Hiroshima had a yield of approximately 15 kt TNT. Environmental science uses kilotonnes for reporting regional greenhouse gas inventories, industrial pollutant releases, and annual waste generation. Mining operations quote ore extraction rates in kilotonnes per day. The global atmospheric inventory of various trace gases is reported in kilotonnes.
Quick Reference Table
| Ounces (oz) | Kilotonnes (kt) |
|---|---|
| 1 oz | 2.835 × 10-8 kt |
| 2 oz | 5.67 × 10-8 kt |
| 5 oz | 1.417 × 10-7 kt |
| 10 oz | 2.835 × 10-7 kt |
| 25 oz | 7.087 × 10-7 kt |
| 50 oz | 1.417 × 10-6 kt |
| 100 oz | 2.835 × 10-6 kt |