1. Using the same rag, Reusing the same rag around the house spreads bacteria everywhere.<br />2. Using feather dusters, Feather dusters are notorious for spreading dust particles.<br />3. Not cleaning the vacuum, Dirty vacuums blow more dust out than they suck in.<br />4. Neglecting the sink, Due to its moist environment, the sink rapidly grows germs.<br />5. Not cleaning the washing machine, The washing machine collects dust, mites and dirt over time