Convert from ounce to tonelada [Spain]

Unit Definition (ounce)
The ounce is a traditional unit of weight. The avoirdupois ounce, the unit commonly used in the United States, is 1/16 pound or about 28.3495 grams. The avoirdupois ounce also equals 175/192 = about 0.911 457 troy ounce or 437.5 grains. The word ounce is from the Latin uncia, meaning a 1/12 part, because the Roman pound was divided into 12 ounces. The word "inch," meaning 1/12 foot, has the same root.

Unit Definition (tonelada [Spain])
The tonelada [Spain] is a traditional weight unit of Spain corresponding to the English and metric ton. The traditional Spanish tonelada equals 2000 libras or about 2028 pounds (919.9 kilograms).