Season 7
Episodes
1 Footballs, Electric Guitar Amplifiers, Marbles, Airplane Propellers Sep 5, 2006 
2 Engine Blocks, Jawbreakers, Drum Shells, Drums Sep 12, 2006 
3 Lighters, Fossils, Hockey Pucks, High-Pressure Cylinders Sep 19, 2006 
4 Balloons, Wallpaper, Frozen French Fries, Incandescent Light Bulbs Sep 26, 2006 
5 Matches, Carousel Horses, Fine Porcelain, Automobile Fuel Tanks Oct 3, 2006 
6 Glass Cookware, Soap Bars, Steel Drums, Firefighter Uniforms Oct 10, 2006 
7 Crayons, Wooden Kayaks, Lawnmowers, Gold Chains Oct 17, 2006 
8 Inflatable Safety Devices, Braille Typewriters, Carbon-Fiber Cellos Oct 24, 2006 
9 Carbon-Fiber Masts, Fortune Cookies, IMAX Projectors, Roller Chains Oct 31, 2006 
10 Firefighter Helmets, Nautical Compasses, Packaging Tubes, Hand Saws Nov 7, 2006 
11 Halogen Bulbs, Cellulose Insulation, Aluminum Ladders, Bamboo Fly Rods Nov 14, 2006 
12 Drill Bits, Photo Booths, Stamps Nov 21, 2006 
13 Yacht Wheels, Braided Rugs, Automobile Thermostats, Chisels Nov 28, 2006