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Spray application One of the more common forms of pesticide application , especially in conventional agriculture , is the use of mechanical sprayer s. Hydraulic sprayers consists of a tank , a pump , a lance ( for single nozzles ) or boom , and a nozzle ( or multiple nozzles ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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