Grain (unit)
= Grain (unit)
{title2=$\mathrm{gr}$}
= Grain
{synonym}
A historical unit of <mass>, equal to approximately 64.8 milligrams. The unit must not be confused with a <minim>, which measures <volume>.
= Grain (unit)
{title2=$\mathrm{gr}$}
= Grain
{synonym}
A historical unit of <mass>, equal to approximately 64.8 milligrams. The unit must not be confused with a <minim>, which measures <volume>.