
Links:
[1] http://www.facilities.upenn.edu/sites/default/files/pdfs/Penn_Standard_Waste_Handling__11_82_00.pdf
[2] http://www.facilities.upenn.edu/sites/default/files/pdfs/255HD.Accurate_Compactor.pdf
[3] http://www.facilities.upenn.edu/sites/default/files/pdfs/Baler_Specs.pdf
[4] http://www.facilities.upenn.edu/sites/default/files/pdfs/Sonozaire_model_overview_v1.pdf
[5] http://www.facilities.upenn.edu/sites/default/files/pdfs/SP_Self-Contained_Compactor_Specs_.pdf