Ключевые слова: banquet service, buffet service, cafeteria trays, canteen trays, catering business, catering equipment, catering operation, catering organization, catering supplies, cleanup zone, commercial kitchen, dishwashing area, empty food trays, event catering, food industry, food preparation area, food service, food tray pile, hospitality industry, institutional kitchen, kitchen cleanup, kitchen efficiency, kitchen logistics, kitchen workflow, meal service, metal trays, organized trays, plastic trays, postmeal service, restaurant supplies, reusable trays, serving trays, stackable trays, stacked dishes, stacked trays, storage tray, tray collection, tray management, tray return, tray stack, used trays,