What does cigarette smoke contain and what does nicotine do to the smoker?

What does cigarette smoke contain and what does nicotine do to the smoker?
How Does a Tobacco Plant Synthesize Nicotine?
What does tobacco contain and which chemical changes happen between the harvest and a finished cigarette?
Looking at the history of tobacco consumption – from chewing and snuffing to smoking
We are only able to taste sweet, bitter, sour, salty, and umami – how do we taste hotness?
How is it that only plants from the genus Capsicum are able to synthesize compounds that sting one’s tongue so intensely?
How much vitamin C do we need in our modern food?
Looking at the chemical and physiological properties of vitamin C and at how it intervenes in many biochemical processes
When scurvy was identified as a form of malnutrition, an exciting race for the isolation, structure determination, and synthesis of vitamin C started
It took hundred of years and a long sequence of small advantages and missed opportunities to discover the importance of vitamin C