1. POET Project LIBERTY Overview

3. POET Biorefining - Emmetsburg

6. Project LIBERTY Ethanol Corn Grain Corn Germ Endosperm CO2 Ferment Distill Centrifuge & Dry Pre-treat Hydrolysis & Fermentation Distill Steam to Process Fiber Cellulosic Ethanol Biomass Boiler Separator Solid Fuel Anaerobic Digester Liquids Boiler Biogas DDG Dryers Electric Generator DGHP Corn Cobs

8. LIBERTY Timeline

9. Why Cobs ?

10. Location of the Biomass

14. Cobs in Emmetsburg, Iowa

16. Project LIBERTY Website www.projectliberty.com

17. Cob Harvest Methods LIBERTY Field Day November 6, 2008 Emmetsburg, Iowa

18. Cobs: From Field to Biorefinery F a r m e r R e s p o n s i b i l i t y P O E T R e s p o n s i b i l i t y Collection In-Field Transport In-Field Storage Pile Pick-Up Transportation Receiving

20. Photo of Corn Corn / Cob Mix (CCM) CCM in Tank CCM Separation COMBINE Corn Cobs

21. CCM Systems at the Event

22. Wildcat Screener

23. Whole Cob – Towables Separation Done Here TOWABLE COMBINE Corn Cobs

24. Towable Systems at the Event

25. ISU/John Deere Harvester

26. Cobs: From Field to Biorefinery F a r m e r R e s p o n s i b i l i t y P O E T R e s p o n s i b i l i t y Collection In-Field Transport In-Field Storage Pile Pick-Up Transportation Receiving

27. CCM in Transit to Separator

28. In-Field Whole Cob Transport

29. Cobs: From Field to Biorefinery F a r m e r R e s p o n s i b i l i t y P O E T R e s p o n s i b i l i t y Collection In-Field Transport In-Field Storage Pile Pick-Up Transportation Receiving

30. In-Field Storage

31. Cobs: From Field to Biorefinery F a r m e r R e s p o n s i b i l i t y P O E T R e s p o n s i b i l i t y Collection In-Field Transport In-Field Storage Pile Pick-Up Transportation Receiving