You can find resources about smokefree policies here.
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Testing on some devices has found tobacco-specific nitrosamines (TSNAs) [70]) and polycyclic aromatic hydrocarbons present in cartridge fluid, but generally in very low levels, similar to those in nicotine replacement therapy [64, 68, 71]

Testing options: At the Functional Gut Clinic, we can run the following tests to diagnose the causes of bloating: Gastric emptying test which measures how quickly food leaves your stomach Carbohydrate malabsorption breath test which finds out if you have certain food intolerances (lactose or fructose) Small intestinal bacterial overgrowth (SIBO) breath test which finds out if you have an overgrowth of bacteria in your small intestine (called SIBO) Oesophageal manometry which measures the function of your oesophagus (food pipe) 24-hour pH impedance monitoring which looks at whether you have any reflux Colonic transit study-a non-invasive test which looks at how long it takes for faeces to pass through your bowl Lighting up a cigarette might feel like a quick stress relief

In our research publications, we have reported the emission levels in the THS aerosol using a range of puffing regimes, including the International Organization for Standardization (ISO) regime and the intense World Health Organization (WHO) TobLabNet regimes