How It's Made: Season 20

CNC Assembly Machines

21min - Discover how CNC assembly machines are constructed. Also, see how lemon tarts and miniature war figures are produced.

Chemical Tank Pressure Vents

21min - Discover how chemical tank pressure vents and traditional ropes are constructed. Also see how candy wafers are produced and how food trucks are built.

Graphene and Force Testers

21min - Discover how graphene, force testers and composite cans are produced. Also, explore the construction behind the world's smallest car.

LED Tubes

21min - Explore how LED tubes are made and chocolate peanut butter bars are produced. Also, discover how robotic medication dispensers are constructed.

Commercial Drones

21min - Discover how commercial drones are constructed and see how shuttlecocks are made. Also, see how aquarium fish are bred and how runway cleaners are produced.

Wooden Matches, Tillage Machines, Telescopic Gangways, and Mabe Pearls

Mosquito Coils, Solar-Assist Tricycles, Palm Oil, & Fiberglass Chopper Guns

Wood Toys and Retro Toasters

21min - Discover how wood toys and retro toasters are made. Also, see how laboratory furnaces and aerogels are produced.

Combination Squares

21min - Discover how combination squares and ball valves are constructed. Also, explore how shrimp are farmed and see how string trimmers are made.

Chinese Style Furniture

21min - Discover how Chinese-style furniture is crafted and see how electrical switches are constructed. Also, see how Thai fish sauce and cappers are produced.

Mortars & Pestles, Bowling Lane Conditioners, Crematories, & Wood Playsets

Race Car Oil Tanks

21min - Discover how race car oil tanks are constructed and how lemongrass oil is produced. Also, see how plaster moldings are manufactured and how fly tying vises are made.

Coconut Shell Charcoal

20min - Discover how coconut shell charcoal is produced and see how bassoon reeds are made. Also, explore how dial indicators and wet downdraft tables are constructed.