If you are entering the UK, the basic rules are that you are allowed to bring in 42 litres of beer, 18 litres of still wine, 4 litres of spirits OR 9 litres of sparkling wine
This is certainly true compared to cigarettes
According to the EPA's Total Exposure Assessment Method (TEAM) study, levels of approximately a dozen common organic pollutants were found to be 2 to 5 times higher indoors than outdoors, regardless of whether the residence was situated in a rural or heavily industrialized area.* The presence of VOCs in indoor environments can significantly impact air quality
Given the evolving nature of tobacco regulations and the potential changes that may have occurred since my last update, it is strongly recommended to consult the relevant federal, provincial, or territorial authorities or official websites for the most accurate and current information regarding the legal purchase of cigarettes online in Canada
FICC Markets Standards Board
& Aldhahir, A