depends
20
There are many substances in cigarette smoke, but the most popular ones are Butane and Methane. These chemicals are released in cigarette smoke and can cause many health issues.
Cigarette smoke is not an element. Elements are made of only one type of atom, cigarette smoke contains all type of atoms and particles, many (if not all) of which are toxic.
Eleven.
Cigarette smoke contains carbon dioxide, along with many other harmful chemicals and toxins.
Cigarette smoke contains over 7,000 chemicals, including many that are harmful and at least 250 that are known to be toxic or carcinogenic.
Typically, you smoke one cigarette at a time. I suppose it's possible to smoke more than that, but usually you only smoke one. Do not smoke multiple cigarettes, it will increase your addiction. Smoking 5 cigarettes at a time is like smoking marijuana.
well if there is 1.3 billion smokers out there and some smoke Marble menthol light and some smoke camel i say about 100 cigarette company's in the us
Many things, to include 'first hand smoke'.
carcinogen
The average lethal dose is a pack a day for 30 years.
No, cigarette smoke is poison to lungs which is why so many people who smoke suffer from cancer, emphysema, COPD, etc.