Whether it's splashing out on a fancy electric toothbrush or hopping on a plane to get a set of Turkey teeth, some people will do whatever it takes to get the perfect smile. But scientists now say the ...

WEBVTT JENNIFER: WELCOME BACK. THE LAST TIME THEY JOINED US WE MADE WATER RESISTANT SAND. NOW ELEPHANT TOOTHPASTE. >> YOU PROBABLY DON'T WANT TO PUT THIS IN YOUR MOUTH. THIS IS A FUN CHEMISTRY ...

From glycerin to sodium fluoride, shop bought toothpaste is a roll call of iffy-sounding ingredients. Much safer to make your own ... if only it didn’t look so much like thick, grey sludge I know ...