Name two drying system of grains?

1. Air drying: In this method, grains are spread out in a thin layer and exposed to air and sunlight to dry naturally. This process can take several days to weeks depending on the weather conditions.

2. Mechanical drying: This method involves using mechanical equipment such as grain dryers to speed up the drying process. Hot air is blown through the grains to remove moisture quickly and efficiently. This method is commonly used in commercial grain drying operations.

1. Sun drying
2. Artificial drying