1920s inventions (Kayla Hughes and Ethan Patts)

By doireallyhavetodothis
  • Period: to

    1920s

  • Band-Aids

    Band-Aids
    The Band-Aid was invented by Earle Dickenson so that his wife could dress her cooking wounds without his assistance.

  • First "Robot"

    First "Robot"
    The term robot was first used to describe the artificial humans in a play.

  • Lie Detector

    Lie Detector
    John Larson made the first polygraph lie detector in 1921.

  • Frozen Food

    Frozen Food
    Clarence Birdseye developed the first frozen foods.

  • Bread Slicer

    Bread Slicer
    Otto Frederick Rohwedder invented the first automatic bread slicer in Davenport, Iowa.

  • Kool Aid

    Kool Aid
    Kool Aid was first a liquid concentrate called Fruit Smack invented in Nebraska.

  • Bubblegum

    Bubblegum
    While many people tried to make "gum bubbles", Walter Diemer was the first to make gum that would allow the chewer to make bubbles.