____1. Second-hand smoke is dangerous to one's health. ____2. Smoking inside the school premises is a violation of RA. 9211 ____3. Cigarette smoking and use of smokeless tobacco kill thousands of Filipinos every year. ____4. The longer cigarette smoke stays in the body, the more it causes damage to body parts. ____5. Cancer, heart diseases and chronic obstructive pulmonary diseases are just some of the disease cause by cigarette smoking.