Emphysema blebs bulge from its surface. Multiple tumours infest once-healthy tissue. It sits in an oozing, brown pool of tar. Certainly this is the lung of a chain smoker, right? Wrong. This surprising “postmortem” lung model shows that secondhand smoke can be an indiscriminate killer, infiltrating and damaging nonsmokers’ lungs just as it does those of a smoker. Display features descriptive top and bottom labels that explain that there is no safe level of exposure to secondhand smoke. 13 cm x 18 cm.