microwave owen

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  • one day the engineer Percy Spencer, was working on the magnetrons to find a better way to improved the radar. 
  • so he decided to eat his snack, but surprisingly the chocalate was melted.
  • so he decided to walk in the street, and in his pocket was having a chocolate and a magnetron.
  • so he wanted to prove how the chocolate melted, so he put a bag of popcorn to see what happenned.
  • so when he comes to watch the popcorn, he saw that the popcorn were cooked.
  • he discovered  when the electromagnetic waves in low intensity can heat the food.
  • in 1947 the first microwave oven was created, but it was very expensive :(. 
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