World's Best Heat Shield is 99.8% Air?


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Video Description:

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 (that title is now held by graphene aerogel).

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veritasium, aerogel, flamethrower, aspen aerogel, coating, blanket, hot, insulation, insulator, fire, protectant, safety, heat, temperature, cryogenics, liquid nitrogen, lightest, solid
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