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The researchers observed that the CADR of the DIY air cleaners equipped with electrostatic air filters was reduced by 95%, while airflow through the filter was maintained (only 7% increase in pressure drop), pointing to a loss in the electrostatic attraction mechanism as the likely cause of filter performance decline since airflow appeared to be maintained
From that, researchers came up with a smuggling estimate
You'll likely find that the desires will vanish rapidly.
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