Does Vaping Cause Cancer? Expert Insights on Risks Vaping cannabis found to expose lung cells to toxic and cancer linked substances Many students believe that vaping harmless, which is far from the truth. Vape pens can contain potentially harmful substances such as chemicals linked to lung disease, cancer causing chemicals, heavy metals such as Vaping and Lung Cancer Risks: What You Need to Know Parkway Cancer Centre Singapore Vaping and Lung Cancer Screening Capitol Imaging Services Breast Cancer & E Cigarettes: Is Vaping a Safer Alternative to Smoking? Maurer Foundation