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講 Do you use *'sicky notes? They are used by many people in schools, offces
and homes every day They appeared jn the world through the inspiration and hard
work of two scientists. You may be surprised to hear that it took fhem twelve years
to develop this simple product.
了 Dr Spencer Silver was a scientst at an American company, In 1968, while he
was trying to make a strong *“glue, he invented Something unique by accident。 j
stuck well to things, but 江 Was Weak enough to be taken off easily It was not the
glue Dr Silver was hoping to make, but he didnt believe that せ as a complete
failare、 He asked his “Ycoworkers if his glue had any use, but no one was interested
in
3 Im 1974 Dr Art Fry, another scienttst at the same company, had a problem.
When he sang in church, his *?bookmarks always fell out of his songbook. Then he
remembered Tr Silvers inventon. He put the glue on the back of some small pieces
of ape They were the frst shcky bookmarks. Although they were very useful Je
did not think fhey would sell well, because they could be used again and again.
3 One day Dr Ery wrote some questons on a small piece of paper He put some
glie on the back of this note and stuck it on a report He sent the report to another
scientist. The scientist wrote his answers on the note and sent it back、 In this way
Dr. Fry found another use for Dr. Silver's invention 一 it could help people
cormmunicate with each other.
The two scientists started to work together to sell the sHcky notes as a new
たを
product. Im 1978, fhey gave free *"samples to many people in a city in "Tdaho.
Almost everyone who tried the product said that they Hiked it By 1980 it was sold
everywhere in fhe United States. Now the sticky notes are used al over the world.
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