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What are Propylene Glycol and Vegetable Glycerine?

Propylene Glycol and Vegetable Glycerine are the two main ingredients in e-liquid. If you’d like to learn more about where they come from and what they are used for you can read on in this handy blog post here – https://flavour-boss.co.uk/vape-blog/the-uses-of-pg-and-vg/