PG vs VG: What They Are and How to Use Them - Vaping360
Common VG/PG ratios and categories | Download Table
PG VG Ratio Meaning Which Is Best? - Apollo E Cigs USA Blog
Impact of e-Liquid Composition, Coil Temperature, and Puff Topography on the Aerosol Chemistry of Electronic Cigarettes | Chemical Research in Toxicology
PG vs. VG: What are they & which is better? [UPDATED 2023]