List of How It's Made episodes Season 21: 2013 Season 21: 2013

| Series_Ep_ | Episode | Segment_A | Segment_B | Segment_C | Segment_D |
|---|---|---|---|---|---|
| 21-01 | 261 | Rubber Gloves | Soap Carvings | Aircraft Cabinets | Motorcycle Brake Locks |
| 21-02 | 262 | Powder Horns | Handcrafted Moulds | Perogies | Inner Tubes |
| 21-03 | 263 | Lace | Antique Frame Replicas | Orchids | Unicycle Wheel Hubs |
| 21-04 | 264 | External Hard Drives | Frozen Shrimp | Thai Rice Boxes | Paper Towels |
| 21-05 | 265 | Tea | Roof Finials | Artificial Flowers | Alloy Wheels |
| 21-06 | 266 | Gel Caps | Playground Spring Riders | Frozen Pancakes | Natural Rubber |
| 21-07 | 267 | Paper Umbrellas | Coal | Aircraft Seats | s Cremation Urn |
| 21-08 | 268 | Aluminium s Canoe | Wooden Stave Bowls | Wheelchair Accessible Vans | s Marimba |
| 21-09 | 269 | Indy Car Seats | Paper Flowers | Standby Generators (Part 1) | Standby Generators (Part 2) |