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Swiss Army Knife
Swiss Army Knife
Combined can and bottle opener
Combined can and bottle opener
Drawing pin with a sharp end and a blunt end
Drawing pin with a sharp end and a blun…
Multi function tool
Multi function tool
Pencil with eraser
Pencil with eraser
Argon atmosphere
Argon atmosphere
Golf clubs
Golf clubs
Powdered detergent
Powdered detergent
Chemical reactions
Chemical reactions
Air cleaner
Air cleaner
Irradiated food
Irradiated food
Oxyacetylene cutting
Oxyacetylene cutting
Scuba diving
Scuba diving
Thermostats
Thermostats
Jointing
Jointing
Heat pumps
Heat pumps
Shape memory alloys/polymers
Shape memory alloys/polymers
Pressure cooker
Pressure cooker
High temperature cooking
High temperature cooking
Vulcanised rubber
Vulcanised rubber
Liquid hand soap
Liquid hand soap
LPG
LPG
Self-sharpening lawn mower blades
Self-sharpening lawn mower blades
Medicines
Medicines