Biodegradable packing material research. Food technologist (left) and plant physiologist preparing batches of starch-based dough that will be further processed by extrusion to form heat-expandable pellets. These pellets can be moulded into different shapes and are intended to be an environmentally friendly replacement for the expanded polystyrene often used to protect the contents of parcels. Photographed at the ARS (Agricultural Research Service) Western Regional Research Center,Albany,California,USA | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Greb, Peggy / US Department of Agriculture |
Bildgröße: | 2441 px × 3661 px |
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