In food flavors manufacturing, most flavors begin as a liquid. Several are marketed in liquid form, while others are dried prior to distribution.
Carbon is used in the liquid handling process to filter impurities out of the flavors. As fresh carbon is introduced, the used (spent) carbon is extracted from the filters through a press, before being discarded.
These Vortex Roller Gates and Seal Tite Diverter are being used in several stages of the loadout process: