Going to have to start following this Derek Lowe guy. He also had a good balanced bit on room temp superconductor. Well done science reporting without the hyperbole.
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https://www.science.org/content/blog-post/sand-won-t-save-yo...
"It is also hypergolic with such things as cloth, wood, and test engineers, not to mention asbestos, sand, and water --- with which it reacts explosively."
- John D Clark, Ignition!: An Informal History of Liquid Rocket Propellants