Comments by "Holger P." (@holger_p) on "How 47 Years Of Dust Is Deep Cleaned From Air Vents | Deep Cleaned | Insider" video.

  1. I'm so glad those ventilations are not so common in Europe. We just open the window for ventilation.
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  2. Don't be paranoid. It's dust, not chemicals. Same stuff that flies all around you, you even brieth it. It's just in higher concentration.
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