| http://www.w3.org/ns/prov#value | - Where, however, the articles are smaller, such as beans, peas, coffee, rice, etc., it has been common for such sorters to employ solenoid-actuated transversely-spaced air nozzles for directing quick bursts of air at the defective articles to deflect them from their normal direction of travel and thereby achieve the desired separation of the articles.
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