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Submission + - Whatever happened to Aerogel?

BK117 writes: "When I first saw the news releases for this amazing material (in the early 1990's) they said it would revolutionize refrigerators, hot water heaters and many other devices needing lightweight insulation. Well, I have yet to see any consumer-level appliances using aerogels. Why not?"

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One man's "magic" is another man's engineering. "Supernatural" is a null word. -- Robert Heinlein

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