Interior Refrigerator Ambience
Humming fridge, compressor
A male hums as he applies shaving cream and shaves his beard.
Humming sound of soda coolers running in the store
Water boiler humming while use and dripping towards the end.
Drunk male voice comically muttering and humming nonsense
Big fridge compressor - freezer from the inside.
Interior atmosphere of garage - electrical hum from lights.
Air compressor, start, run, steady, distant perspective.
Air compressor, start, run, steady, close perspective.