How Its Made - 518 Spark Plugs

How Its Made - 514 Circular Saw Blades

How Its Made - 544 Giant Valves

How Its Made - 512 Sparklers

How Its Made - 394 Caulking

How Its Made - 566 Ratchets

How Its Made - 448 Scalpels

How Its Made - 392 Whistles

How Its Made - 493 Duvets

How Its Made - 489 Shock Absorbers

How Its Made - 528 Playing Cards

How Its Made - 459 Magnets

How Its Made - 541 Accordions

How Its Made - 595 Horseradish

How Its Made - 487 Fire Extinguishers

How Its Made - 534 Hot Tubs

How Its Made - 568 Produce Scales

How Its Made - 553 Truck Scales

How Its Made - 498 Gas Log Fireplaces

How Its Made - 494 Faucets

How Its Made - 508 Soapstone Products

How Its Made - 581 Fleece

How Its Made - 598 Screwdrivers

How Its Made - 110 Pottery

How Its Made - 610 Hammers

How Its Made - 186 Steel Forgings