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It is, of course, extremely toxic, but that’s the least of the problem. It is hypergolic with every known fuel, and so rapidly hypergolic that no ignition delay has ever been measured. 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. It can be kept in some of the ordinary structural metals-steel, copper, aluminium, etc.-because of the formation of a thin film of insoluble metal fluoride which pro
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― Ignition!: An informal history of liquid rocket propellants
― Ignition!: An informal history of liquid rocket propellants
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Rockets now evoke a slightly old-fashioned kind of wonder, because they stand for an obsolete version of technological prowess. In the scheme of history which has become the most popular version of the recent past, the Space Age counts as the final phase of the Age of Industry – its culmination, just before the paradigm changed and the Age of Information replaced steel with digits.
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― Backroom Boys: The Secret Return of the British Boffin
― Backroom Boys: The Secret Return of the British Boffin
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