Should I close the window before turning on the air conditioner, or turn on the air conditioner first and then close the window? The difference is so big…

Recent hot weatherEvery day I just want to lie down and blow on the air conditioner to eat watermelon and come home. When the window is closed, turning on the air conditioner is an introductory trilogy for most people. But is this step right? Close the window & turn on the air conditionerTurn on the …
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Why does the ice cream become ice after it melts and freezes?

Summer is coming to an end. One thing that confuses me the most this summer is the unrecognizable ice cream in the refrigerator after the power outage and recovery at home… Why does the ice cream become ice after it melts and freezes? The reason is that a key step is missing. When ice cream …
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How do ancient houses without air conditioning avoid the heat in summer?

Although I have to thank the invention of air conditioner every summer to save my life Just a few days ago, the night when the air conditioner suddenly broke down, my feeling was particularly profound The room was as hot as a sauna room, and there was no wind when I opened the window Recalling the days …
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Does the air conditioner cost electricity when it is turned on and off, or is it always on? The answer is unexpected

The weather is getting hotter, and everyone starts to turn on the air conditioner. Air conditioners are a “big consumer of electricity”. To save electricity, some people keep turning on and off the air conditioner, turning it on when it is hot, and turning it off when it is cool. Does it really save electricity …
Continue reading Does the air conditioner cost electricity when it is turned on and off, or is it always on? The answer is unexpected