are cigarette filters biodegradable Smoked butt leachate impacts survival and behaviour of freshwater invertebrates Smoking Cigarette Filters - Brown

PMID 18818225

This method avoids combustion, making it generally considered a less harmful alternative

In addition, the taste is not distorted by activated carbon filters with an open-pored cellulose cap, such as the "Medusafilter", because no activated carbon dust gets into the throat

I had to go home

A study reviewing compliance of Chicago, Illinois menthol cigarette restriction (within a 500 foot buffer zone around secondary schools) found that 57% of stores in the study were compliant with the menthol cigarette ban, with gas stations being the type of store most likely to be out of compliance and corporate chain stores mostly likely to be in compliance