This scale is based on the density or specific gravity of the must. See also Baumé and Brix. A measurement of the sugar content of grapes, must and wine, indicating the degree of the grapes' ripeness ...
A measurement of the sugar content of grapes, must and wine, indicating the degree of the grapes' ripeness (meaning sugar level) at harvest. Most table-wine grapes are harvested at between 21 and 25 ...