27191
For all colloid shapes , the advancing air - water interface caused pronounced colloid detachment ( > 63 % ) , whereas the receding interface was ineffective in colloid detachment ( < 1 . 5 % ) .
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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:
 None