The THC oil or cartridges are known as vape pencils and additionally they may be found in lots of flavours, colours and levels. Each of them have a base of coconut oil & most contain a cutting agent which helps to make it more viscous. This is usually VG (Vegetable Glycerine) or PG (Propylene Glycol) or often both. Even though majority of THC vapes are created utilizing veggie glycerine...