how many chemicals are found in cigarette smoke Do you know all of the harmful that cigarettes contain? This infographic shows some of the most surprising ingredients complete list of chemicals in

- Laws Here are certain laws that prohibit and penalise tobacco consumption: Sale of tobacco or shisha to a person under the age of 18 (Fine charges - DH 500 to DH 10,000) Smoking of tobacco in a car while a child under 12 is present (Fine charges - DH 500) Smoking in closed public spaces, parks, beaches, buses, metro stations and residential areas Smoking shisha at places other than licensed parlours Bans on tobacco-related products E-cigarettes and vaping are banned in Dubai

The strictest ban is in place in San Francisco, which banned the sale of all vape devices in 2019 in an attempt to crack down on their use in the city

Carbon dots, components of cigarette smoke with a strong fluorescence 40 were used as marker

Wang Z, Maschera B, Lea S, Kolsum U, Michalovich D, Van Horn S, et al