I need you to help me analyze this experimental procedure converted into imperative sentences. What would be the verb placed at the beginning of the sentence?
Please note:
1. Only need to output one English verb word, such as "clean"
2. Please retain the core actions of the experimental procedure.
Procedure:
Clean the microfluidic chips with Kimwipes and ethanol to remove dust and particles.
Action:
clean
Procedure:
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Action: