E-liquids come in different flavors and sizes. However, despite all the differences between e-liquids, there are a few factors that bind all e-juice flavors. These factors are their ingredients. Almost all e-liquids on the market contain Vegetable Glycerin (VG) and Propylene Glycol (PG). E-liquids are also made with nicotine and flavor concentrates. It is crucial to know that not all e-liquids are produced with nicotine and flavor concentrates. This article will delve into what flavor concentrates are exactly. One of the first points to consider is that flavor concentrates used in the production of...