Known as propylene glycol. PG used to be as the flavoring carrier for ejuice. Tasteless, odorless and colorless liquid substance. This chemical substance is a well known liquid to be used in bakery field and food industries. It is claimed as non-toxical substance from the article.
Known as vegetable glycerin. We might be using this liquid as sugar-alcohol as low-glycemic sweetener. It is claimed as non-toxical substance from the article.
3. FOOD FLAVORING
In its inhaled particulate form, nicotine itself is pretty safe – unless you're a child or a gestating foetus in a vaper. But in liquid form, even tiny amounts that are ingested or make contact with skin can induce vomiting, seizures and even death. Wear gloves when you refill.
TooWild also offers e-liquids 0% nicotine, and these contain exactly the same ingredients minus the nicotine.