Why is the microwave oven considered the most energy efficient way to cook food?
回答 (1)
2013-09-28 3:32 am
✔ 最佳答案
Most of the power goes into the food, and not up the chimney. With a stove, you also heat up the pans, the stovetop, the air above the stove, any water in the pan etc.
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https://hk.answers.yahoo.com/question/index?qid=20130926151702AASavSO