10168
The production of multi - compartmented particles for biomedical and biotechnological applications is challenging and the existing methods usually involve wet and aggressive conditions that compromise the encapsulation efficiency of bioactive agents and the viability of cells .
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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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