17 Mövsüm
287 Bölüm
How Do They Do It? - Season 12 Episode 11
Indian construction crews that use bamboo for their scaffolding needs; Mining strontium for multicolored fireworks.
- İl: 2021
- Ölkə: Canada, Singapore, United Kingdom, United States of America
- Janr: Documentary
- Studiya: Discovery
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