is it ok to smoke herbal cigarettes How Do Compare Tobacco? A Comprehensive Review of Their Sensory Characters, Phytochemicals, and Functional Properties Is Herbal Smoking Good for

Metal found in cigarettes linked to higher mortality in respiratory illnesses New study suggests high levels of cadmium, a toxic heavy metal, could also worsen outcomes for people with COVID-19 Since the earliest stages of the COVID-19 pandemic, scientists have been trying to determine what distinguishes people at higher risk for poor outcomes

The full study was published in the journal Tobacco Control

The situations are fairly constant

For example smoked haddock / tinned tuna etc as my simple mind would say there are probably similar preservation processes involved 6 November 2015 A very clear and helpful article