Открытие холодильника

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.