1. When starting to use, pay attention to the downward inclination of the e-cigarette, otherwise the e-cigarette will flow back into your mouth.

2. When smoking an e-cigarette, you can inhale the smoke dew into your mouth first, and then spit it out slowly. At the same time, inhale through the nose and inhale the exhaled smoke into the lungs again. This kind of throughput is called French kissing, also known as Irish waterfall.

In the process of smoking e-cigarette, you can inhale smoke dew from your mouth and then spit it out through your mouth or nose. During this period, do not swallow or inhale, so as to avoid smoke dew passing through the lungs. Lung Breathing Electronic cigarette refers to the method of breathing through the lungs. Breathe the smoke dew into your mouth first, then open your mouth and take a deep breath to inhale the smoke into your lungs, and you can feel the rich taste of e-cigarettes.

4. In the process of smoking e-cigarette, block one nostril with your hand, then inhale through the other nostril, inhale the smoke dew, and then spit it out.

5. When starting to use, be careful not to use too much force. If you push too hard, you can't suck it out. You need to breathe slowly and for a long time to smoke more cigarettes.