CPC A24D 3/04 (2013.01) [A24D 3/048 (2013.01); A24D 3/061 (2013.01); A24D 3/14 (2013.01)] | 12 Claims |
1. An insertable filter unit for a heat-not-burn product comprising a recess, the filter unit comprising a retaining means to retain the insertable filter unit in the recess, wherein the insertable filter unit comprises a flavourant comprising tobacco, the same insertable filter unit also comprising filtration material.
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