refers to the ratio of white rice to the original brown rice. (If you polish 100kg of brown rice until you have 60kg of white rice, then your is 60%.)
(This has nothing to do with "commission".)
refers to the ratio of white rice to the original brown rice. (If you polish 100kg of brown rice until you have 60kg of white rice, then your is 60%.)
(This has nothing to do with "commission".)