From the article: "The UK Food Standards Agency has stated that people would need to drink at least 20 litres per day of a drink containing benzene at 10 μg to

From the article: "The UK Food Standards Agency has stated that people would need to drink at least 20 litres per day of a drink containing benzene at 10 μg to equal the amount of benzene you would breathe from city air every day" ...which is why I only breathe canned air.