One very important factor in choosing the best cheap e liquid is the composition of the e liquid. This is important in ascertaining the safety of the e liquid. Generally, the main ingredients of all e liquids are nicotine, Propylene Glycol (PG), Vegetable Glycerin (VG), and flavorings. Of course, the premium quality e juices are assumed to be safer, but there is also cheap e juice that is very saf