english: The cause of that crash, it turned out, was an inexpensive rubber O-ring in the booster rocket that had frozen on the launchpad the night before and failed catastrophically moments after takeoff.
non_english: De oorzaak van die crash, bleek later, was een goedkope rubberen O-ring in de boosterraket die de nacht ervoor was bevroren op het lanceringsplatform en catastrofaal faalde vlak na de lancering.