on the harmfulness of tobacco HARMFUL EFFECTS AND OTHER SUBSTANCES | February 16-17, 2024 King James was right ...
Description
doi: 10.1016/j.pbb.2005.01.025
The ARfD for nicotine is 0.0008 mg/kg of body weight [4,5]

When labs started reporting they were finding high levels of pesticide residues, the Los Angeles city government covertly acquired and then tested three medical cannabis samples available to patients through dispensaries and found that in two of the [three] samples exceedingly high levels of bifenthrin [a pesticide] were found, up to a thousand times the legal limit

Some specific ill effects include: Heart attacks, Comas, Serious blood clots, Enlarged heart, and Seizures
Some notable resources include: smokefree.gov: A comprehensive website providing information, tools, and support for quitting smoking

Same facts as Example 2 , except that B' s colonoscopy and subsequent tests indicate the presence of HNPCC
