How It's Made S6E2 — Springs, Pavers, Pianos, Rotary Cannons
7.5
How It's Made•Season 6•Episode 2

Springs, Pavers, Pianos, Rotary Cannons

7.5/10 · 27 votesJan 11, 200621 min

Ranked #7 of 13 in Season 6•−0.1 vs season avg

Discussion

Steel wire is shaped and heat-treated into springs, concrete mixtures are molded into paving stones, thousands of specialized components are assembled and tuned to make pianos, and precision-machined barrels and mechanisms are combined into rotary cannons.