- FDA Tobacco Product Center. "Premarket Tobacco Product Applications (PMTA)." Updated October 2026. — FDA.gov
- American Vaping Association. "Vaping 101: Understanding Mouth-to-Lung vs Direct-to-Lung Vaping." 2026. — AVA.org
- National Center for Chronic Disease Prevention and Health Promotion. "E-Cigarette, or Vaping, Products." CDC, updated 2026. — CDC.gov
- Coil resistance and wattage recommendations compiled from major manufacturers (SMOK, VooPoo, Uwell, Lost Vape, Geekvape). Specifications verified against manufacturer product pages, October 2026.
- E-liquid consumption estimates based on aggregated user survey data from vaping community forums and retailer sales analysis. Individual usage varies significantly based on device, wattage, nicotine strength, and user behavior.
- Uwell Caliburn G3 product specifications — reviewed in our independent testing lab, September 2026. See our full Caliburn G3 review for detailed performance data.
- Battery safety guidelines — see our complete battery safety guide for proper handling, charging, and storage practices.
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