Why Cigarettes are addictive ...

Pyrazines are key flavors in the developing of baked goods. They are formed mainly during the heating process of foods and are widely existed in popular foods such as coffee, chocolate, cereals products, meat products and wine.Jan 1, 2024
https://fscimage.fishersci.com/msds/70980.htm#:~:text=Ingestion%3A%20May%20cause%20irritation%20of,May%20be%20harmful%20if%20inhaled.