Soak 1 or more paper towels with vinegar. Layer the paper towel(s) over the stained area and allow it to sit for several hours. If it is a stain resulting from material buildup the vinegar will soften it allowing it to be scrubbed/wiped away. I also have found... more
That is a personal preference. Each of these items performs different functions. The air purifier removes impurities from the air while the diffuser adds essential oils/aroma to the air.
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