Kella99 Kella99
  • 16-06-2017
  • History
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Which of the following things were invented or first used in the 1950s? heart transplant chicken-pox vaccine microwave oven personal computer barcode laser

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skullcrusher252
skullcrusher252 skullcrusher252
  • 16-06-2017
the microwave would be your best guess it was first made in 1946
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araelrod873 araelrod873
  • 16-11-2018

laser ,microwave oven , and personal computer

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