GLOBEALERT
SCI & TECH● LOW2h ago · Oct 30, 2026, 6:47 AM

The Air Force's SR-71 Blackbird, capable of reaching Mach 3, ran on a fuel so stable that a match could be put out in it. Then they had to invent a way to light it.

Clarín · north america

The so-called JP-7 made possible the emergence of the world's fastest manned aircraft. It was a challenge for the fuel to withstand the heat and friction of speed.

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