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Due to the variety of pollutants trapped in the filter, discarded cigarette butts known as an important source of heavy metal, Polycyclic Aromatic Hydrocarbons (PAHs), and BTEX (benzene, toluene, ethylbenzene and xylene) in urban environment 8,9
Store in a cool, dark place in an airtight container
Regular sized, 200 per bag
Lets start with the paper casing