Packaging and package labeling have several objectives Physical protection - The objects enclosed in the package may require protection from, among other things, mechanical shock, vibration, electrostatic discharge, compression, temperature, etc. Barrier protection - A barrier from oxygen, water vapor, dust, etc., is often required. Permeation is a critical factor in design. Some packages contain desiccants or Oxygen absorbers to help extend shelf life. Modified atmospheres ย or controlled atmospheres are also maintained in some food packages. Keeping the contents clean, fresh, sterileย and...