Treasures of the Earth: Metals
Run Time: 55 mins
Air Date: Wed, 9 Nov 2016
Average Rating: ⭐ 8 (1 votes)
PBSSeason 44 - Episode 6
Average Rating: ⭐ 8 (1)
Gold, bronze, iron, steel... metals are pillars of our civilization, but what makes them so special? Discover their unique properties and explore how our mastery of metals has led us from the stone age to today's hi-tech world.