Home where is propylene glycol for vape derived from where is propylene glycol for vape derived from by Roxanne Cassin Published 2 years ago Updated 2 years ago Popular Posts: 1. vape what is "fire wire" 2. how to make a pop vape work again 3. how long does vape take to deliver 4. what coil does the smok vape pen 22 use 5. how to vape with eleaf icare without spitting 6. how to reset ooze vape 7. how to remove previous flavor from tank vape 8. element vape how will my package arrive 9. where are the coils in an njoy vape pen 10. how to check amount of nicotine in a vape juice