Convert Grains to Milligrams
How many milligrams are in a grain? Easy gr to mg conversion.From
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1 Grain =
64.79891 Milligrams
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Grains
A grain is a unit of weight originally based on the weight of a seed, but now defined as 1/7000th of a pound. It is used to weigh bullets, arrows, and sometimes medication.
Milligrams
A milligram is 1/1000th of a gram. It is the approximate weight of a cube of water 1 millimeter on a side.Abbreviation: mg