Paper and Plastics The lighter plastics and paper are separated from the heavier metals and glass items.
The mixed paper and plastics then undergo further separation.
Cardboard is separated from the mixed paper, while the more easily recycled plastics (eg. PET and HDPE) are collected.
Where technology is applied, a spectroscopic scanner may be used to distinguish between the different types of paper and plastic based on the absorbed wavelengths. Subsequently, the different materials are diverted to the proper collection channel.
Metals As for the metals, strong ma
Read more: http://www.all-recycling-facts.com/sorting.html#ixzz3sWTEOGBS