Useless Inventions

1. Non stick Cellotape
   
   
   
2. Solar Powered Flash Light
   
   
   
3. A black highlighter pen
   
   
   
4. Glow in the dark sunglasses
   
   
   
5. Inflatable Anchor
   
   
   
6. Smooth Sandpaper
   
   
   
7. Waterproof sponge
   
   
   
8. Waterproof Teabags
   
   
   
9. AC adapter for Solar powered calculators
   
   
   
10. Fireproof Matches
    
    
    
11. Fireproof Cigarettes
    
    
    
12. Battery powered Battery Charger
    
    
    
13. Seatbelts for Motorbikes
    
    
    
14. Hand powered Chainsaw
    
    
    
15. Inflatable Dartboard
    
    
    
16. Silent Alarm Clock
    
    
    
17. A Pedal powered wheelchair
    
    
    
18. Braille Drivers Manual
    
    
    
19. Double sided playing cards
    
    
    
20. Ejector seats for Helicopters