Panelists recorded odor characteristics and intensity when evaluating. The odor intensity was classified 0–5. Odor intensity 0 indicates odorless, 1 indicates very faint odor (threshold), 2 indicates weak odor, 3 indicates moderate odor, 4 indicates strong odor, 5 indicates very strong odor (from odor intensity 2, panels must express odor characteristics) [17]. Each selected panel was trained to express and classify the odor