There are many myths related to the Challenger disaster, but one fact remains: the explosion could be traced back to an o-ring that failed to seal in the gases it was responsible for.
Cryogenic Seals for LNG Marine Loading Arms
One of the major challenges in working with LNG (liquefied natural gas) is transporting it. LNG is stored and transferred at cryogenic temperatures which can be a major challenge when it comes to designing seals.