We put aerogel to the test vs 'not-a-flamethrower', a huge 2000°C flame to a large fiberglass blanket infused with silica aerogel - formerly the lightest solid ...

Then, the idea of using a flamethrower came to be. Hocevar hopped on eBay and ordered a "It’s Not a Flamethrower." However, shipping delays meant it arrived after the ice had melted.