Forest fires endanger lives and property every year so the Smash Lab team sets out to see if Nanogel -- a cutting-edge insulating material -- can protect a house from nature's mightiest infernos. The light material is supplied in granular form and is a solid that flows flows like water. The team uses this material to construct a fire-proof blanket with unbelievable properties but must first figure how how to throw it over a building and find a tame forest fire before they can test it.