This presentation warns about the dangers of tobacco, drugs, and alcohol. It introduces tobacco, noting who introduced it and how it spread. The effects of smoking include increased risk of cancer, high blood pressure, and stained teeth. Drugs are defined and types are listed, but the presentation claims there is no benefit to drugs as they can cause heart attacks, vomiting, and organ failure. The laws against drugs in India are outlined. Alcohol is said to cause health issues like liver changes and death. Ways to reduce harmful substances include drinking water, avoiding users, cultivating self-confidence, and increasing prices/limiting advertisements of these products.