So they did! Their first citation [1] from the American Lung Association even takes it a step further: "Other common names for waterpipes include [...], and hu

So they did! Their first citation [1] from the American Lung Association even takes it a step further: "Other common names for waterpipes include [...], and hubbly-bubbly." They even cite a study entitled "Hubble-bubble (water pipe) smoking: levels of nicotine and cotinine in plasma, saliva and urine". [2] This rabbit hole goes deep! [1] http://www.lungusa2.org/embargo/slati/Trendalert_Waterpipes.pdf http://www.lungusa2.org/embargo/slati/Trendalert_Waterpipes.... [2] Shafagoj YA, Mohammed FI, Hadidi.KA., Int J of Clin Pharmacol Ther 2002 Jun; 40(6): 249-55.