black dots in cigarette filter

black dots in cigarette filter I took my N30 apart to see what these were. What are they? Mold??? Dust? The new mask is completely white. They don't supply new filters for this mask Denicotea Cavalier Exjector Series Cigarette

Name: black dots in cigarette filter I took my N30 apart to see what these were. What are they? Mold??? Dust? The new mask is completely white. They don't supply new filters for this mask Denicotea Cavalier Exjector Series Cigarette
Brand: sydneydentalclinics.com.au
SKU: 13693395048
Price: 22.34 USD
Availability: InStock
Rating: 4.3582 (12 reviews)

SKU: 13693395048

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And if youre trying to regulate chemistry, well, you better have a good sense of what that is. Bradley van Paridon is a Canadian freelance science writer and podcast producer based in Belgium.