1. Timothy Robb Timothy Robb New Zealand says:

    You'll find that Vegetable Glycerin is also a humectant (absorbs moisture). Also "mild chronic" is an oxymoron, and dehydration is not a significant problem, so long as you are able to and do drink liquids when you're thirsty.

    However, you're quite right with PG sensitivity, especially when heated, it is a mild irritant, and for those sensitive to it can be significantly uncomfortable. I vape 100% VG for this reason also.

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