dr. lingmation on an important campaign that the california department of public health has going at the moment, and it's all about flavored tobacco products. so, first off, what are flavored products, and how are they landing in the hands of our children? >> so, whe chewing tobacco, and the newest products, which are flavored electronic cigarettes and flavored "e-juice." >> e-juice? >> so e-juice is the liquid that contains nicotine that you put inside these e-cigarettes and that gets heated up and inhaled. >> okay, dr. ling, let's talk flavors, because the california department of public health and yourself have told us there are something like 15,500 flavored tobaccos out there. first of all, i didn't even know 15,500 flavors existed in anything. what's going on? >> [ chuckles ] that's right. it is crazy. so, there's strawberry-shortcake flavor, cookies-and-cream flavor, even dragon's blood flavor. >> hang on. dragon's blood? >> well, i think that's the trick to it, is that you're curious,