Non-refrigerated and non-heated electrical liquid or food dispenser that may utilize inert gas to dispense liquid, such as wine, and which may prevent oxidation of liquid, is washable and reusable, may be disposable, and is sanitary as the system has a closed system that prevents introduction of contaminants, an apparatus, a dispensing head for sanitary purposes, ventilating liquid or food (such as wine) consisting of an integrated valve assembly, locking mechanism, possibly disposable, allow...