4652
Superoleophobicity under seawater : An ion - induced low - oil - adhesion film with underwater superoleophobicity is prepared by a typical layer - by - layer ( LBL ) method .
 None
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