The term carat is also used to express the fineness of gold, and means 124 part. Thus, gold that is 18 carats fine is 1824 gold, and 624 alloy.

The standard unit of weight is the Troy pound. It is equal to the weight of 22.7944 cubic inches of distilled water at its maximum density, the barometer being at 30 inches. It is identical with the Troy pound of Great Britain.

The following are approximate avoirdupois weights of certain articles of produce according to the laws of the United States, and in the majority of States:

Table I. UNITED STATES LEGAL WEIGHTS (in pounds) PER BUSHEL
Prepared by the United States Bureau of Standards

State or TerritoryApplesBar-
ley
BeansBeetsBlue-
Grass Seed
Bran[*]Broom-
Corn Seed
Buck-
wheat
Car-
rots
Clover SeedCoalCokeCornCorn Meal[*]
Ap-
ple[*]
Dried Ap-
ples
Beans[*]Castor
Beans,
Shelled
Corn in EarShelled Corn
United States......486050............48......80............
Alabama...244760..............................7056...
Arizona......45[a]55.......................................
Arkansas[b]502448[a]60......14204852...60......705648
California......50..................40.....................
Colorado......4860......14......52...6080...70...50
Connecticut48254860...[c]60...20...48506080.........50
Delaware...................................................
Florida[b]482448[d]6048......20..................705648
Georgia...2447[e]60......14[f]20...52...6080...705648
Hawaii......48..........................................
Idaho...2848..................42...60.........56...
Illinois...2448[e]6046...1420...52...6080...705648
Indiana...25486046...14......50...6080...[g]685650
Iowa4824486046561420505250608038705650
Kansas[b]482448604656[h]1420...50506080...70[i]56...
Kentucky...2447[e]60[*]45...1420...56...6076...[j]705650
Louisiana......32..........................................
Maine44...4860...60.........4850...............50
Maryland...28......50...1420......506080......5648
Massachusetts482548[k]60...60...20...485060.........[l]5650
Michigan4822486046...14......48...6080...705650
Minnesota[b]50284860...5014...5750456080...7056...
Mississippi...2648[e]60[m]46...1420...48...6080...725648
Missouri482448[m]6046...1420...52506080...705650
Montana45...4860...501420...52506076...705650
Nebraska482448[e]6046...1420...52...6080...705650
Nevada[b]482448604656[h]20...505060......705648
New Hampshire48254862...60...20...485060......[e]50...50
New Jersey50254860...60.........505064...............
New York48254860.........20...485060............50
North Carolina48...48...[*]46...14...4650...60............48
North Dakota50...4860...60...203042...6080...7056...
Ohio50244860...56.........505060[n]80406856...
Oklahoma48244860...6014203052506080...705650
Oregon452846..................42...60...............
Pennsylvania......47..................48...60[o]7640.........
Rhode Island482548604650...20...4850608040705650
South Carolina................................................48
South Dakota......4860...60...203042...6080...7056...
Tennessee[b]502448[p]6046501420425050[q]6080407056...
Texas452848[e]60.........20...42...6080...7056...
Vermont46...4862...60.........485060...............
Virginia452848[e]60......14......52...6080...705650
Washington[b]452848..................42...60...............
West Virginia...254860...............52...6080............
Wisconsin50254860...50...20...505060............50
State or TerritoryApplesBarleyBeansBeetsBlue-Grass SeedBran[*]Broom-Corn Seed
Apple[*]Dried ApplesBeans[*]Castor
Beans,
Shelled
United States......486050............
Alabama...244760...............
Arizona......45[a]55...............
Arkansas[b]502448[a]60......142048
California......50..................
Colorado......4860......14......
Connecticut48254860...[c]60...20...
Delaware...........................
Florida[b]482448[d]6048......20...
Georgia...2447[e]60......14[f]20...
Hawaii......48..................
Idaho...2848..................
Illinois...2448[e]6046...1420...
Indiana...25486046...14......
Iowa482448604656142050
Kansas[b]482448604656[h]1420...
Kentucky...2447[e]60[*]45...1420...
Louisiana......32..................
Maine44...4860...60.........
Maryland...28......50...1420...
Massachusetts482548[k]60...60...20...
Michigan4822486046...14......
Minnesota[b]50284860...5014...57
Mississippi...2648[e]60[m]46...1420...
Missouri482448[m]6046...1420...
Montana45...4860...501420...
Nebraska482448[e]6046...1420...
Nevada[b]482448604656[h]20...
New Hampshire48254862...60...20...
New Jersey50254860...60.........
New York48254860.........20...
North Carolina48...48...[*]46...14...46
North Dakota50...4860...60...2030
Ohio50244860...56.........
Oklahoma48244860...60142030
Oregon452846..................
Pennsylvania......47..................
Rhode Island482548604650...20...
South Carolina...........................
South Dakota......4860...60...2030
Tennessee[b]502448[p]604650142042
Texas452848[e]60.........20...
Vermont46...4862...60.........
Virginia452848[e]60......14......
Washington[b]452848..................
West Virginia...254860...............
Wisconsin50254860...50...20...
State or TerritoryBuckwheatCarrotsClover SeedCoalCokeCornCorn Meal[*]
Corn in EarShelled Corn
United States48......80............
Alabama...............7056...
Arizona........................
Arkansas52...60......705648
California40.....................
Colorado52...6080...70...50
Connecticut48506080.........50
Delaware........................
Florida...............705648
Georgia52...6080...705648
Hawaii........................
Idaho42...60.........56...
Illinois52...6080...705648
Indiana50...6080...[g]685650
Iowa5250608038705650
Kansas50506080...70[i]56...
Kentucky56...6076...[j]705650
Louisiana........................
Maine4850...............50
Maryland...506080......5648
Massachusetts485060.........[l]5650
Michigan48...6080...705650
Minnesota50456080...7056...
Mississippi48...6080...725648
Missouri52506080...705650
Montana52506076...705650
Nebraska52...6080...705650
Nevada505060......705648
New Hampshire485060......[e]50...50
New Jersey505064...............
New York485060............50
North Carolina50...60............48
North Dakota42...6080...7056...
Ohio505060[n]80406856...
Oklahoma52506080...705650
Oregon42...60...............
Pennsylvania48...60[o]7640.........
Rhode Island4850608040705650
South Carolina.....................48
South Dakota42...6080...7056...
Tennessee5050[q]6080407056...
Texas42...6080...7056...
Vermont485060...............
Virginia52...6080...705650
Washington42...60...............
West Virginia52...6080............
Wisconsin505060............50

Table I. UNITED STATES LEGAL WEIGHTS (in pounds) PER BUSHEL—Continued