27192
Among the different colloid shapes , the barrels were most readily removed ( 94 % ) by the advancing interface , followed by the spheres and oblong disks ( 80 % ) and the rods ( 63 % ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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