"Then we transitioned from wool skirts to polyester hot pants, which added a whole new dimension to the smoking issue," she said, explaining: "Passengers would have their elbows on the armrest and then plop their hand out into the aisle with a lighted cigarette in it

Example 1: Consistent Smoking Cigarettes per day: 10 Years smoked: 30 Packs per day = 10 divided by 20 = 0.5 packs per day Pack years = 0.5 multiplied by 30 = 15 pack years Example 2: Heavy Smoking Cigarettes per day: 40 Years smoked: 15 Packs per day = 40 divided by 20 = 2 packs per day Pack years = 2 multiplied by 15 = 30 pack years Example 3: Intermittent Smoking Cigarettes per day: 15 (on average) Years smoked: 25 (with some periods of not smoking) Packs per day = 15 divided by 20 = 0.75 packs per day Pack years = 0.75 multiplied by 25 = 18.75 pack years Factors to Consider When Calculating Pack Years While the formula for calculating pack years is simple, there are some nuances to keep in mind: Inconsistent Smoking Patterns: Some individuals may have smoked heavily at certain times and lightly or not at all at other times
The filter should sit snugly but not compress the wrap
Back in 2019, Murphy spoke to Birmingham Live about his character Tommy Shelby's prolific smoking habit, revealing that he once asked the prop department how many fake cigs the cast runs through per season
Even if smoking does increase testosterone levels, whether or not this would be beneficial or harmful is unknown