Steam Powered Machine Guns and Lie Detectors | MythBusters | Season 5 Episode 24 | Full Episode

#MythBusters #FactOrFiction Jamie and Adam are testing out how powerful a steam powered machine gun can be while the team are testing ways to see if it is possible to beat a lie detector. Using science as a tool, Hollywood special effects experts attempt to debunk rumours, urban legends and popular myths that have captivated the minds of many individuals. Subscribe to catch the latest clips and episodes:    / @mythbusterstvshow