I also used to use vape in the bathroom when I was in high school. But at that time, I didn't pay attention to the quality of refills. I only now understand how serious it is. I can tell you that Liquids of dubious origin are a significant problem. Odd manufacturers, wishing to make a good profit on ignorant consumers, buy the lowest-quality ingredients and prepare mixtures in unsuitable conditions, harming our health.
Stick to reputable brands or mix your liquid - but that's what we'll talk about in the following article. The most important thing is not to forget to shake the liquid from time to time.