A%20Vision%20of%20Safety - PowerPoint PPT Presentation

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A%20Vision%20of%20Safety

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A Vision of Safety. A hundred years ago, Mary Anderson saw a need. ... Now every car has windshield wipers! Mary Anderson's invention makes our lives safer. ... – PowerPoint PPT presentation

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Title: A%20Vision%20of%20Safety


1
A Vision of Safety
2
  • A hundred years ago, Mary Anderson saw a need.

3
  • Streetcar drivers had no way to clean rain and
    snow from their windshields.

4
  • Mary sketched a wooden arm with rubber strips
    and a lever inside to move it.

5
  • The idea didnt catch on at first. People said
    it would distract drivers.

6
  • Just 13 years later, Henry Ford put one on every
    Model T.

7
  • Now every car has windshield wipers!

8
  • Mary Andersons invention makes our lives safer.
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