Competing interests Dr Gemma Taylor was previously employed part time by a scientific consulting company offering statistical and research consultancy for research unrelated to this project from 2022 to 2024
Here are other situations where bubbling IS normal: The device is warming up after not being used for a while The coil is heating e-liquid as intended Youve just filled the pod or tank, and the liquid is settling Youre using a sweeter or slightly thinner e-liquid Youll be able to tell if the bubbling is normal by checking that the flavour still tastes fine, that its still producing vapour, and that no hot liquid is spitting into your mouth
Furthermore, distinctions in free amino acid content and chemical constituents were observed across FTLs
For example, in France, over 4 million people are affected by this disease, and smoking undoubtedly worsens their condition
Try an over-the-counter expectorant
Addendum: I have a couple updates to the original discussion that I wanted to pass along