The Most Expensive Mistakes in All History | Biological_Informational_Videos | Channify

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TechZone ► https://goo.gl/Gj3wZs To err is human. There is nothing wrong about making mistakes from time to time, unless, of course, we're talking about some kind of "oops" near a nuclear reactor. Yes, some mistakes are too expensive, and we are gonna tell you all about them today