Dirty Great Machines - Tunnel Boring Machines | Technology Documentary | Reel Truth. Science

39 million tonnes of raw sewage floods through London's rivers every year causing a huge stink in the city. The Victorian sewer system can't cope with volumes and a new super sewer must be built. To do this, a tunnel boring machine must be brought in to excavate underground. Welcome to Reel Truth. Science the home of inspiring documentaries from the scientific and medical world. Here you can find full length documentaries to discover and explore.

Courtesy of Banijay Science on YouTube. Watch on YouTube ↗

More Health & Mind Documentaries

The Extraordinary Case of Alex Lewis2016•1h 13m•HD•★8.8Superhuman: Iceman2015•40m•HD•★8.6Cannabis Science: How Marijuana Affects Health2011•47m•HD•★8.6The Brain that Changes Itself2013•52m•HD•★8.5League of Denial: The NFL's Concussion Crisis2021•1h 54m•HD•★8.1Neuromarketing: How Companies Are Studying Your Brain for Profit2020•57m•HD•★8.0FAT: A Documentary 22021•1h 40m•HD•★8Breaking Silence: Trauma, PTSD, Addiction and Recovery2022•1h 5m•HD•★7.8Cyclist Loses Memory After Head Injury St Georges | 24 Hours In A&E UK2026•46m•HD•★7.8Reset Your Gut: A Harvard Doctor’s Step-by-Step Protocol to Transform Your Health2026•1h 32m•HD•★7.7I Exposed Phone Snatching on London’s Streets | In Too Deep | Channel 4 Documentaries2025•20m•HD•★7.7The Hospital Where Every Minute Counts | Superhospital | Full Series2026•2h 51m•HD•★7.7