Unusual changes or inconsistencies may signal issues that deserve closer attention
The rules were perhaps less clear than you might think, Luther E
The aerosols that e-cigarette users breathe in from the device and exhale contain harmful substances and particles, including: Diacetyl, a flavoring that has been linked to a serious lung disease called popcorn lung Ultrafine particles that may be inhaled deep into the lungs Volatile organic compounds Cancer-causing chemicals Heavy metals, such as nickel, tin, and lead Vapors from e-cigarettes are toxic to the persons lungs, causing acute lung injury, irreversible lung damage, and can lead to lung cancer and asthma, said Warren
The next most popular are sweet or soft/energy drink flavours, little changed between 2016 and 2026 at 10% and 6% respectively
Countries with Strict Tobacco Import Rules Some destinations heavily restrict tobacco imports
[DOI] [Google Scholar] Malik S