Did You Know...
Did  you know that Sir Isaac Newton, who first described the principle of  gravity, also invented the swinging cat door for the convenience of his  many cats? The story goes that Newton, working on laboratory light  experiments, was repeatedly foiled by unwanted light from a cat pushing  open a door. Not wanting to banish the cat, Newton cut  a hole in the door, and attached a piece of felt to block out unwanted  light. Since Newton and the cat were now happy, the world's first cat  flap solved the light problem nicely. Do you have a Cat Flap in your  home for your feline friend? If so, you have Sir Isaac Newton to thank!
 
 
 
 
          
      
 
  
 
 
 
 
 
 
 
 
 
 
 
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