how to quit using smokeless tobacco products like dip, chew, and oral nicotine pouches contain added nicotine, lead, arsenic, formaldehyde, and other cancer-causing chemicals. Try quitting with free support from the SC Tobacco Quitline (1-800-QUIT-NOW). Veterans Revealing the Truth About Chewing
Description
That doesnt mean you cant enjoy a Peterson System that has been modified in either way, just that it no longer conforms to the System patent specifications

Cigarette package inserts can promote efficacy beliefs and sustained smoking cessation attempts: A longitudinal assessment of an innovative policy in Canada

Many people find it beneficial to keep the replacement behavior similar to the behavior they are trying to stop
The reduced success rates mean that smokers may require more IVF cycles to achieve a successful pregnancy, making the process more physically, emotionally, and financially challenging

(Or by not holding it this way, how they found the American spies)