3 cigarettes a day bad Everyone is smoker today (if you go outside). With an AQI reading over 300, spending the next 24 hours outside would be the equivalent of smoking at least 16 cigarettes. A Health Consequences of Smoking 3
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With smoking, it is not (necessarily) the fact that animal-derived products are contained within them (though it has been suggested that some tobacco products do), or that animal-derived substances are used in the production of cigarettes or tobacco products

These dimensions contribute to storage, brand images, and shelf display
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[Google Scholar] 10.Health effects of passive smoking

When you smoke marijuana, it can cause dry mouth and dehydration because of the way it affects your saliva production
