: In some cultures, rice is harvested specifically at an "immature" green stage and roasted. After roasting, it is immediately pounded to produce flattened, dehusked grains known as "pepeta". Processors use grain color to determine the optimum maturity for this pounding process.
The Mature Distance Runner: Fundamentally Speaking Part Five
In agriculture, the ability to be "pounded" is often a defining characteristic of specific plant varieties that have reached maturity: