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Открытие холодильника

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Презентация на тему Открытие холодильника

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Cлайд 1
Refrigerator Refrigerator — a device that maintains a low temperature in a th... Refrigerator Refrigerator — a device that maintains a low temperature in a thermally insulated chamber. Is usually used for food storage or items requiring storage in a cool place. In developed countries household refrigerator can be found in almost every family.
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Storage space for ingredients, fill with ice, several thousand years ago. For... Storage space for ingredients, fill with ice, several thousand years ago. For Nero the servants harvested on frozen ponds in the mountains of snow and ice. Southern Europe for a long time did not even know that snow and ice can be useful in the economy. The famous traveler and merchant Marco Polo after a long stay in China wrote a book in which he described all the advantages of ice and snow. The history of creation.
Cлайд 3
By 1962 the refrigerators had: in the USA — 98,3 % of the families in Italy —... By 1962 the refrigerators had: in the USA — 98,3 % of the families in Italy — 20 %, and in the USSR — about 5.3 % of families
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