Rubber and company )
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Rubber and company ) Presentation Transcript

  • 1.
    • Marysia Sobieska
    • Natalia Serafin
  • 2.
    • Rubber.
    • Corrector.
    • Razor blade.
    • Bibliography.
  • 3.
    • Rubber - is an article of stationery that is used for rubbing out pencil markings.
    • On April 15, 1770, Joseph Priestley described a vegetable gum which had the ability to rub out pencil marks .
  • 4.
    • Corrector - w riting instrument in the form of feathers, the fluid in the container with a brush or as a "belt". It is used to correct errors of writing.
  • 5.
    • Razor blade was used, among others for debugging. But,unfortunately,  been used for days of our grandparents.  T oday ispretty to something else.
  • 6.
    • We was used :
    • Google,
    • Wikipedia.
  • 7.  
  • 8.