The device whistles because condensation droplets can narrow or reshape the airflow passage and change turbulence, bu...
The device whistles because a tighter opening raises air velocity and can make edges, small gaps, or moisture films p...
The device whistles because a pod that sits at an angle can create a small gap or offset between the pod channel and ...
The device whistles because refilling can change pod seating, fill-plug position, internal pressure, liquid around th...
The device whistles because air is being pulled through a narrow, partly blocked, misaligned, or poorly sealed passag...
Liquid collects in the mouthpiece because wiping removes the visible result but cannot stop ongoing condensation, flo...
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