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US20180338525A1 - Biodegradable cigarette filter - Google Patents Biodegradable cigarette filter Download PDF Info Publication number US20180338525A1 US20180338525A1 US16/046,392 US201816046392A US2018338525A1 US 20180338525 A1 US20180338525 A1 US 20180338525A1 US 201816046392 A US201816046392 A US 201816046392A US 2018338525 A1 US2018338525 A1 US 2018338525A1 Authority US United States Prior art keywords filter cellulose acetate filter material pat fiber Prior art date Legal status (The legal status is an assumption and is not a legal conclusion

The authors thank Nicole McDermott for assistance with material preparation and data collection and Rosalie Caruso for editorial assistance

The particulate matter content is comparable to tobacco smoke

Cigalikes are vapes designed to replicate the look and feel of a conventional cigarette