Presently There may be some controversy encompassing using this material in vapor items, nevertheless no concrete proof has emerged to explicitly label it as harmful. There have been discussion of acetyl propionyl triggering damage to the respiratory tract, and it's been regarded to hurt the lungs in scientific tests http://12olympiansbykillerjuice-14692.tribunablog.com/the-single-best-strategy-to-use-for-burst-duo-eliquid-guava-dragonfruit-1175-10357927