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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K5501-1

Products of twin-screw processing include fluid glycosides (1) for making rigid polyurethane foam blocks (2), starchencapsulated herbicide strands (3) that can be made into granules (4), semiflexible polyurethane foam with starch filler (5), cationic starch (6), and the famous superabsorbent starch, Super Slurper (7).

Photo by Keith Weller

640 pixels wide: (k5501-1.jpg)

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Last Modified: 5/23/2006