Season 3 · Episode 12
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Buildings, Electricity Pylons, Balloon Makers
Wed, Mar 28, 2007
Learn how buildings are made earthquake proof, the electricity supply is ensured and balloons are made?
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Airs
Wed, Mar 28, 2007
Show
How Do They Do It?
287 episodes
Episode
S3 · E12
in How Do They Do It?
Up next
Bulletproof Vests, Robots, Formation Skydivers
S3 · E13
Bulletproof Vests, Robots, Formation Skydivers
Wed, Apr 4, 2007