Unità di massa atomica (u):

Milligrammi (mg):

Grammi (g):

Chilogrammi (kg):

Tonnellate (t):

Grain:

Carat:

Ounce, oz.:

Troy Ounce, oz. tr.:

Pound (lbs):

Quarter:

Stone:

Short hundredweight:

Short tons:

Long hundredweight:

Long tons: