Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
How many chemicals are used in tobacco smoke?
Answer: When we smoke tobacco, we are inhaling very harmful chemicals. The number of chemicals present in a cigarette is nearly 300.
Learn also:
- What is ovule?
- What is meant by aerobic?
- What is activation energy?
- What is happening to heart?
- How is energy formed?
- What are initial effects of tobacco smoke?