We only can affirm that a dark brown cuban filler is stronger than a light brown Cuban filler, if they come from the same growing area.
Guy Bentley ( @gbentley1 ) is a contributor to the Washington Examiners Beltway Confidential blog
34 Adverse effects of PEDs use have also been reported in the literature, particularly, associations with increased risk of death and a wide variety of cardiovascular, psychiatric, metabolic, endocrine, neurologic, infectious, hepatic, renal, and musculoskeletal disorders
In order to use very moist tobacco, I had to take apart my FS and relieve about 0.050" (50 mil) back pressure from the fixed pressure, spring plate located on the plastic slide
S Ahmad B, Hill KD, OBrien TJ, Gorelik A, Habib N, Wark JD