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).

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

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World's Best Heat Shield is 99.8% Air?

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