Composition of test materials. PG: Propylene glycol; VG: Vegetable... | Download Scientific Diagram
Respiratory irritants in e-cigarette refill liquids across nine European countries: a threat to respiratory health? | European Respiratory Society
What are the differences between PG & VG? – EJ Store
IJERPH | Free Full-Text | The Health Risks of Electronic Cigarette Use to Bystanders | HTML
Influence of the E-Cigarette Emission Profile by the Ratio of Glycerol to Propylene Glycol in E-Liquid Composition | ACS Omega
Predicting the pulmonary effects of long-term e-cigarette use: are the clouds clearing? | European Respiratory Society
E-Liquid Ingredients: Sensitivities and Allergic Reactions | White Cloud – White Cloud Electronic Cigarettes
IJERPH | Free Full-Text | An Unrecognized Hazard in E-Cigarette Vapor: Preliminary Quantification of Methylglyoxal Formation from Propylene Glycol in E-Cigarettes
What PG & VG Mean in E Liquids?
Hidden Formaldehyde in E-Cigarette Aerosols | NEJM
The Vaper`s Guide to PG and VG Allergies (and what to do about them)