1. Viewing: Viewing color In the absence of nicotine, e-liquid is generally colorless or light yellow. If you add some heavy-colored extracts, there will be corresponding colors. If you add nicotine or add too many natural extracts, the coloring will be more unstable. It may change color after a day or two or after exposure to sunlight. Fruit color More unstable, tobacco and mint are generally light yellow or golden yellow best.
2. Smell: The first feeling of smell should not be unpleasant. You may not like the smell, but it should not feel unpleasant and repelling. The aroma of good e-liquid is elegant and full, and the aftertaste is attractive.
3. Selection: Look at the amount of smoke The amount of smoke is not only related to the quality of the atomizer, but also has a lot to do with the e-liquid. Relatively speaking, the e-liquid with a large amount of smoke is better than a small e-liquid, it is easy to smoke, and the smoke Delicate and moisturizing. The burnt smell may be related to the e-liquid, but the atomizer may be higher.
4. Smoking: The most important part is this part. The quality of the e-juice is judged through the evaluation. A good e-juice has a stable taste, a comfortable and full aroma, not irritating or spicy. When entering the mouth and nasal cavity, the taste will be better. The difference will not be very large. Generally, the smell of smoke in your mouth should dissipate within three to five minutes after you exhale.
5. Sensation: Many people react to the feeling of the mouth after smoking. After smoking the electronic cigarette, the mouth and throat will be very dry. It's not right to do it, it is recommended not to smoke first.