a)Petroleum derivatives (plastic caps and bottles,polyethylene packages-bags for food and garment packaging,films for wrapping purposes ,shrink films for multiple items packaging,PVC –polivinyl chloride-packages such as films/tubing for wrapping consumer items).

Plastics tend to be lighter in weight, they augment shelf life and they are non toxic.

Furthermore they improve safety and convenience for the consumer as being unbreakable and easy t

Finally,packaging materials are found responsible of polluting the environment.Some materials can t get recycled which leads to concentration of waste .Earth and water supplies can get contaminated which may be threatening every species life in our planet.

Amcort and PPG (Australia) developed a coated PET bottle with a self life at least 20 weeks .The coating provides barrier properties to gas ,prevents the absorption of foreign substances during the life cycle of the bottle .

Some topics in this essay:
, HDPELDPEPS PET*, Intelligent Packages, Active Packages, Le CareIt, PPG Australia, Reusable Materials, packaging materials, Dairy Systems, biodegradable packaging, ozone formation, Coated PET-, barrier properties, biodegradable packaging materials, cardboard glass, current packaging, major contributor, packaging material, dphotochemical ozone, dphotochemical ozone formation, self life, ENVIRONMENT COST, consumption natural gas, largest consumption natural, current packaging materials,