is dip chewing tobacco Quit The Dip: Smokeless Use Dipping Tobacco Vs. Chewing Tobacco:
Description
CDC, 2018

While e-cigarettes are not 100% safe, they are significantly less harmful than the toxic effects of tobacco smoke and the thousands of harmful chemicals it contains

Free radicals are unstable molecules that can damage cells and tissues

Be prepared that your friend still may not choose to listen to you, and thats when you have to let it go

Involvement of nicotinic acetylcholine receptors in suppression of antimicrobial activity and cytokine responses of alveolar macrophages to Legionella pneumophila infection by nicotine
