Exposure to pathogens and oxygen during the dispensing of high-viscosity liquids leads to rapid spoilage. Preventing environmental ingress during repeated use extends shelf life and ensures consumer safety.

Internal carbonation and external side-loading cause container failure or permanent shape distortion. Preventing structural collapse maintains package integrity and product safety.

Vulnerability to illicit refilling and environmental exposure in sensitive nutritional products. Preventing compromise of product integrity ensures consumer safety and brand protection.