tobacco for cigarettes companies have made deadlier than ever Cigarette Leaf - Whole Leaf
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According to authoritative pipe tobacco resources, relative humidity plays a crucial role

In emphysema, the walls between adjacent alveoli break down, reducing the total surface area available for gas exchange and disrupting the pulmonary capillary bed

Cigarettes characteristics 10 mg tar, 0.8 mg nicotine, 10 mg CO

See the CDCs take on smoking and lung cancer: [iv] The World Health Organization records that lung cancer accounts for 1.76 million deaths globally in 2020 and is responsible for the most deaths caused by cancer
