Neo/SCI Effects of Smoking Model illustrates how smoking accumulates tar and other pollutants in the lungs. A cigarette is lit and placed in the smoking man model and smoke is drawn into the lungs with the help of a syringe pump. The model, measuring 5-1/4 in x 4 in x 9 in, shows how the lungs start to darken only after a few short puffs. The model comes with teacher and students guide that offer background information about the ill effects of smoking.
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