How It's Made S17E4 — Corn Tortillas, Crankshafts & Camshafts, Bush Planes, Aluminum Bike Wheels
7.3
How It's Made•Season 17•Episode 4

Corn Tortillas, Crankshafts & Camshafts, Bush Planes, Aluminum Bike Wheels

7.3/10 · 19 votesApr 22, 201121 min

Ranked #7 of 13 in Season 17•−0.1 vs season avg

Discussion

Prepared corn dough is portioned, flattened and baked into tortillas. Engine components are forged or cast before being machined and hardened into crankshafts and camshafts; rugged airframes are equipped for bush flying; and aluminium rims, hubs and spokes are assembled into lightweight bicycle wheels.

Previous episodeE3 · Game Calls, Mayonnaise, Traditional Razor Blades, Butterfly Safety RazorsNext episodeE5 · Folding Kayaks, Piñatas, Garbage Trucks, Ceramic Composite Brake Discs
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Season 17 Episodes13

Decorative Sombreros, Salad Dressings & Marinades, Cap Guns, Regenerative Medicine stillE1 7.9

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Cheese Graters, Hot Sauce, Silver Jewellery, Traditional Mexican Chairs stillE2 7.6

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Game Calls, Mayonnaise, Traditional Razor Blades, Butterfly Safety Razors stillE3 7.4

Game Calls, Mayonnaise, Traditional Razor Blades, Butterfly Safety Razors

Corn Tortillas, Crankshafts & Camshafts, Bush Planes, Aluminum Bike Wheels stillE4 7.3Now viewing

Corn Tortillas, Crankshafts & Camshafts, Bush Planes, Aluminum Bike Wheels

Folding Kayaks, Piñatas, Garbage Trucks, Ceramic Composite Brake Discs stillE5 7.3

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Rolled Wafers, Wood Pellets, Class & Championship Rings stillE6 7.3

Rolled Wafers, Wood Pellets, Class & Championship Rings

Speed Skates, Synthetic Rubber, Cocoa Beans, Bulk Chocolate stillE7 7.4

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Custom Steering Wheels, Aerospace Fuel Lines, Apple Pies, Household Radiators stillE8 7.4

Custom Steering Wheels, Aerospace Fuel Lines, Apple Pies, Household Radiators

Whips, Automated Pizza Makers, Incense Cones, Scale Turbine Engines stillE9 7.5

Whips, Automated Pizza Makers, Incense Cones, Scale Turbine Engines

Heather Gems, Instant Film, Beet Sugar, Electric Roadsters stillE10 7.3

Heather Gems, Instant Film, Beet Sugar, Electric Roadsters

Underwater Robots, Lasagne, Band Saws, Ski & Trekking Poles stillE11 7.1

Underwater Robots, Lasagne, Band Saws, Ski & Trekking Poles

Laminated Wood Beams, Sport Utility Vehicles, Veggie Burgers, Wood Boring Augers stillE12 7.3

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Turbochargers, Enchiladas, Watches stillE13 7.3

Turbochargers, Enchiladas, Watches

Cast1

Lynne Adams

Lynne Adams

Narrator (voice)

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Episode Summary

"Corn Tortillas, Crankshafts & Camshafts, Bush Planes, Aluminum Bike Wheels" is episode 4 of How It's Made season 17. It scored 7.3/10 from 19 votes, ranking #7 of 13 episodes this season (season average 7.4). It aired on April 22, 2011.

Next: E5 · Folding Kayaks, Piñatas, Garbage Trucks, Ceramic Composite Brake DiscsBest of Season 17