Principle of heat preservation pot
Modern was invented by Sir James Dewa, a British thermal insulation kettle, in 1892. At that time he was a made the study of liquefied gas, liquefied gas at...
Use of heat preservation pot
Made of bamboo, plastic, iron, aluminum, stainless steel and other materials with insulation pot shell, a rubber washer Bottle Thermos bottle, the bottle bo...
1, look at the cup of the brand, but it is not the more expensive the better, cost-effective insulation cup is really good. From now on the market of the ...
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