flipping one cigarette upside down a singular is typically seen as a symbol of good luck or protection, created by placing cigarette in a pack and leaving it untouched The practice is why do people flip one

The council Tuesday will hold a public hearing on a new ordinance that would prohibit smoking in city parks, plazas and recreational facilities

And as the second ad here states, they were to be decent cigarettes not any old rubbish

1 Nevertheless, early detection because of screening is unlikely to have substantially affected the number of averted lung cancer deaths during the time period of our study because screening and the relatively slight increase in the proportion of localized stage lung cancers occurred recently

DeJarnett N, Conklin DJ, Riggs DW, Myers JA, O'Toole TE, Hamzeh I, Wagner S, Chugh A, Ramos KS, Srivastava S, Higdon D, Tollerud DJ, DeFilippis A, Becher C, Wyatt B, McCracken J, Abplanalp W, Rai SN, Ciszewski T et al (2014) Acrolein exposure is associated with increased cardiovascular disease risk

Other family members do not need to be tested unless they are sick