tobacco free vs smoke free and Policy - Student Wellness Resource Center Smoking Bans on Campus –

For individuals who vape daily or use high-nicotine devices: Cotinine levels may remain detectable for up to a week or more Chronic exposure can lead to accumulation Metabolism slows clearance over time in some individuals That said, there is no universal number that applies to everyone

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Buried in the Duties section in the General Revenue Account was a surprise: duties collected on tobacco plunged 40.4% from HK$7.25bn in 2023-24 to HK$4.32bn in 2024-25, adding another $3bn to the deficit

Balfour et al., 1975

Heated tobacco products (HTPs) heat tobacco sticks without burning them, to produce vapor that is inhaled