Used for very small masses, such as medicine dosages or chemical ingredients.
In wholesale (like seafood), where items are sold by the box but priced by the actual pound because each unit varies in weight. weight unit
Common in the UK and Ireland for expressing human body weight (1 stone = 14 pounds). Used for very small masses, such as medicine
The primary unit for body weight and grocery items in the US. Used for very small masses
The standard SI unit for mass. It is used for body weight, groceries, and shipping.