It refers specifically to the smoke that a smoker directly inhales.

It is the smoke that comes out of the lighted end of a cigarette or pipe and more dangerous than mainstream smoke

Smoke left for a long time on sofa, beddings, pillow and other objects. It settles along with dust and can last for months and still contains harmful chemicals and carcinogens.

Sometimes called common tobacco, which is preferred for producing present day cigarettes.

It is the second leading cause of death around the world and responsible for the death of one in ten adults worldwide approximately reaching about 5-10 million deaths in a year.

These are substances which cause cancer.

It is Republic Act No. 9211 also known as the law governing tobacco production, distribution and use.

The Chapter 2, Article 5, Section 24 of Republic Act No. 8749 is also known as

The law prohibits the sale of tobacco products to anyone under the age of 21

A sticky substance that coats your lungs like soot in a chimney.