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2 votes
Which of the following does not use electromagnetic radiation? (Check all that apply)

Microwave ovens
Radios
Refrigeration unit
Plasma

asked
User Fje
by
7.7k points

1 Answer

1 vote
I know that refrigerator units do not use electromagnetic radiation
I am not certain about plasma however I believe it doeant either
answered
User Tom Slee
by
7.8k points

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