e-Cigarette and Vaping Hearing Health Survey

In 2018, I set up an e-cigarette and vaping hearing health survey to see what other people experienced after using non-organic e-cigarettes with vape juice containing ear poison (ototoxic) propylene glycol (PG). It’s not an “allergy” or “sensitivity”. Ototoxic chemicals damage the hearing and/or balance system on direct contact. A big problem is whether PG …

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