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 con

Some topics in this essay:
MATERIALS Packaging, HDPELDPEPS PET*, Intelligent Packages, Active Packages, Le CareIt, PPG Australia, Reusable Materials, packaging materials, Dairy Systems, biodegradable packaging, PACKAGING MATERIALS, Coated PET-, biodegradable packaging materials, barrier properties, ozone formation, major contributor, plastic materials, current packaging, packaging material, self life, cardboard glass, dphotochemical ozone formation, bcrude oil cpit, gas bcrude oil, oil cpit coal,