For those interested, social scientists often refer to what happened with the Challenger as a &quot;normal accident&quot;.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Normal_Accidents" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Normal_Accidents</a>