After the Space Shuttle Challenger disaster and the O-Ring failure in the rocket booster, is there now better material used rather than rubber for such O-Rings? - Quora
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Famous Seal Disasters in History: Space Shuttle Challenger - Advanced EMC Technologies | High Performance Polymer Seals & Bearings
![Truth, Lies, and O-Rings: Inside the Space Shuttle Challenger Disaster: McDonald, Allan J, Hansen, James R.: 9780813041933: Amazon.com: Books Truth, Lies, and O-Rings: Inside the Space Shuttle Challenger Disaster: McDonald, Allan J, Hansen, James R.: 9780813041933: Amazon.com: Books](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/41MHTsXINVL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA421%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)