Engineering Disasters

Engineers are held to a code of ethics that will "hold paramount" the safety and health of the public. But what happens when that code is forgotten? Or worse, flat out ignored? Sources: YouTube AdventureMe "What Remains of the Battersea Funfair?", MyLondon.com. BBC.com, Wikipedia, NASA.gov, KMBC.com., NPR.org, InterestingEngineering.com, onlineethics.org