1. To contain a defined volume or weight of product at a minimum cost
2. To protect the product from outside environmental effects such as water/watervapor, gases, odors, microorganisms, dust, shocks, vibrations, compressive forces, etc.
3. To protect the environment from the product, especially for those products such as toxic chemicals which may seriously damage the environment
Packaging Functions - Information and Marketability
It functions as a silent salesman by providing a complete information on its label (e.g. product and brand name, content, product features, shelf life, instruction, etc.) coupled with an attractive graphic design that will silently convince potential buyers to purchase the product
Secondary Package
The material that protects the primary package and appears on the product shelf for retail sale
Product Supply Chain Diagram of Importance in Package Development