Threshed grain is the result of a process that involves separating the edible parts of a crop from the inedible parts. The term 'threshed grain' refers to the edible parts of a crop, such as wheat, oats, barley, and rye, that have been separated from the inedible parts, such as the husks, straw, and chaff. The process of threshing involves using a tool, such as a flail, to beat the crop and separate the edible parts from the inedible parts. Flailing is the process of using a tool, such as a flail, to beat the crop and separate the edible parts from the inedible parts.