is smoking 5 cigarettes a day harmful Study: Light and Social Still Damages Your Lungs Light Smoker vs. Heavy Smoker:
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![PDF] Automated Tobacco Grading Using Image Processing Techniques and a Convolutional Neural Network](https://figures.semanticscholar.org/b15d7eada436003517066b4596e554ccf89c1a55/2-Figure1-1.png)





