Season 4

1. Plastic Bottles and Jars, Mail, Eggs, Handcrafted Wooden Pens

2. Plastic Injection Moulds, Automotive Oil Filters, Filing Cabinets, Blown Glass

3. High-Precision Cutting Tools, Stained Glass, Semi-Trailers, Recorders

4. Conga Drums, Metal Plating, Buttons

5. Grinding Wheels, Compost, Window Blinds, Milk

6. Brushes and Push Brooms, Blackboards, Smoked Salmon, Zippers

7. 3D Commercial Signs, Hardwood Floors, Corrugated Polyethylene Pipe, Mattresses

8. Ceramic Tiles, Nuts, Steel Forgings, Skateboards

9. Car Engines, Flour, Recliners, Envelopes

10. Plastic Cups and Cutlery, Special Effects Makeup, Gold, Harps

11. Countertop Laminate, Frozen Treats, Children's Building Blocks, Detergents

12. Architectural Moldings, Pulleys, Industrial Rubber Hose, Sheet Vinyl Flooring

13. Putty Knives, Garage Doors, Electric Motors, Wool