See Fig
It wasn't until the FDA came out and said, We're going to ban flavors on refillable systems, but we're not going to enforce the action against disposables. All those companies said, Here's a loophole
Accepted Forms of Payment: American Express, COD (cash on delivery), Discover, MasterCard, Money Order / Cashiers Check, Personal Check, Visa, Wire Transfer Shipping All property is to be packed, shipped or transported at the risk and expense of the purchaser
E-liquid contamination: Detergents and water can mix with e-liquids, making the vape unsafe to use, even if it powers on
Common options include: Low concentration: 3 mg/ml (0.3%) Moderate concentration: 6 mg/ml (0.6%) and 12 mg/ml (1.2%) High concentration: 18 mg/ml (1.8%) or higher Nicotine salts: Some pod systems and disposable vapes use nicotine salts, which offer higher strengths, such as 20 mg/ml (2%) to 50 mg/ml (5%)
However, there remain subtle but crucial differences between them