He advocates for good manufacturing practices similar to those followed in the pharmaceutical or food processing sectors including automated and enclosed mixing and packing lines, which reduce direct contact with tobacco dust and chemicals
Authors Anadn et al., in the chapter titled Drugs and Chemical Contaminants in Human Breast Milk from the 2017 book Reproductive and Developmental Toxicology (Second Edition) note that recreational drug use has the potential to lead to drug abuse
At the end of the day, she will find blood from any exposed target of opportunity
Using an e-cigarette could be the answer to most of the trials you face while quitting: e-cigarettes eliminate 95% of the harm from tobacco smoke (6), they deliver nicotine which prevents withdrawal symptoms, and they can be used when a smoking trigger hits you like a brick
Longer filter life vs standard carbon pad systems
So that puts The Sound of Silence in 62, 63, I guess two years before it came out as a hit single