largest american tobacco companies Major Big Tobacco - Wikipedia

That was clearly in their own documents

The tobacco plant develops a taproot (that descends perpendicular deep into the ground and guarantees stability), a large cylindrical body and long horizontal roots

Common side effects of nicotine include increased heart rate, addiction, mood changes, gastrointestinal issues, respiratory problems, sleep disturbances, and psychological effects

Laughing gas is a favorite of young people

doi:10.2105/AJPH.2016.303172

As of 2018, JTI employed around 46,000 people around the world at 400 offices, 27 factories, five research and development centers, and five tobacco-processing facilities