This COLOUR CODED system has (3) mobile carts that are configured in a way to eliminate any chance of cross contamination. Each of the (3) unique materials are the matching colour of equipment intended to process that specific material providing a full visual that everything is in the proper and correct position The (3) ROTOLOADtm hoppers are filled by vacuum utilizing a central vacuum pump system. Once filled, and the holding hopper below has been electronically and mechanically confirmed to be in place, BAR CODES on the production paperwork are used to select the material and dispense weight. Pneumatic coupling of the dispenser to the tote hopper allows for dust free and contamination free transfer of the required batch directly into the hopper. Once filled, the tote hopper can be manually rolled, or moved with the convenient fork channels to the specific production machine.