File talk:ChallengerSimple.png

Error in diagram text
The text accompanying the top middle image says that "SRBs are fastened to the ET by joints which contained a rubber seal called an 'O-ring'"" The is incorrect  The O-ring is not related to the ET in any way; the O-ring seals the section between different sections of the SRB. Guinness2702 (talk) 16:02, 2 May 2018 (UTC)