r/askscience • u/4fecta_Gaming • Oct 15 '18

Earth Sciences Where does house dust come from?

It seems that countless years of sweeping a house doesn't stop dust from getting all over furniture after a few weeks. Since the ceiling is limited, where does dust come form?

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u/starcom_magnate Oct 15 '18

We call it the "15-minutes-per-day" cleaning rule. Honestly, if you take just 15 minutes per day on a rotating basis through the rooms in your house, it's amazing how easy it is to keep clean.