The guy from The Action Lab just blew our minds. Fumed silica is a desiccant, meaning it can keep things dry. It can even make water droplets hydrophobic! So what if you put those hydrophobic water droplets in a blender? The first thing you might think of is that this could be an amazing money-making toy, but alas, fumed silica is not healthy for the lungs. The video above is just the most amazing minute of this full presentation.