we started melting instrumental stalin at our belarusian metallurgical plant, although before that scientists fought about this topic. that is, and the implementation of almost more than 10 years, you know? that is, this is how my basic science helped in the implementation of scientific and technical developments related to compositions, when i was already entering the world of business , the world of business, well, there was no opportunity, but the construction of my own individual house for that period. this is 90 years old. it was very relevant and fashionable in every house there should have been a stone. i am a very mobile person in terms of uh, some of his own inventions. for me it's interesting fireplaces. we didn't see it at the time. naturally , we did not have stones, as such, neither marble nor granite, that is, we did not know this. imagine that the nineties were also brick. and so my first production began with a fireplace, but for our individual ones, exactly. well, those from the brick, and i invented them when i developed them. these were open fireplaces. many then laughed at