Vaping leaves behind a toxic residue on your couch, clothes, or carpet could be affecting your heart health. A new study found that toxic thirdhand chemical residue from vapes caused 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. how long does a vape last? How many cigarettes in a vape? Vaping on the Job: Risks, Rules, and Responsibilities