Weed vapes: What you need to know about marijuana vaporizers, vape pens and vaping CNET Vaping releases toxic chemicals, including heavy metals, as well as ultrafine particles that go deep into the lungs. These increase the risk of heart and lung disorders. Vaping: Safe? Or Are Your Lungs Going Up In Smoke? Does Vape Smoke Stick To Walls Does Weed Stain Walls: Understanding the Impact on Indoor Surfaces Do Vapes Smell And What Can You Do About It? RQS Blog