Vaping without nicotine may also be unsafe.
The liquid in vapor cigarettes contains chemicals that are harmful to the human body, such as toxins, suspended particles, spices, etc., which may release carcinogens, lead to irregular heartbeats, heart attacks, arteriosclerosis and other diseases, and also affect cell function. Negative effects, causing damage to lung function, increasing the risk of asthma, and posing a threat to physical health.