Table 1.

Moisture content of several grains relative to water activity at 25 °C (adapted from [55]).

Grain	Moisture Content (%) at Various aw
Water activity, aw	0.60	0.65	0.70	0.75
Rice	13.2	13.8	14.2	15.0
Oats	11.2	12.2	13.0	14.0
Rye	12.2	12.8	13.6	14.6
Barley	12.2	13.0	14.0	15.0
Corn	12.8	13.4	14.2	15.2
Sorghum	12.0	13.0	13.8	14.8
Wheat	13.0	13.6	14.6	15.8