classes were taught here by the luminary of science, dmitry mendeleyev, alexander butlerov, ivan sechinov, the playwright enakente aninsky, the composer alexander borodin, the linguist ivan. they taught logic, history, psychology, literature, mathematics, physics, chemistry and much more. the authorities suspected the female students of freethinking, they wrote denunciations, accused them of promiscuity and called them bestyzhevka. once admission to the courses was stopped, but not banned. more and more schools appeared in the country where teachers were needed. nadezhda krupskaya, who became a revolutionary and married lenin, lyubov mendeleyeva, the wife of alexander, studied at such courses, and many graduates became the first women scientists in the country. on october 2, 1943, the smolensk strategic offensive operation , codenamed suvorov, ended. it began in august to defeat the left flank of army group center, to drive the enemy out of the interfluve dnieper and dvina to create a bridgehead for the liberation of belarus. the attack was carried out by troops of the kalinin western fro

this year russia celebrates the 190th centenary of the birth of dmitry mendeleyev.st, physicist, economist, he made an exceptional contribution to the development of domestic science and industry. having discovered the periodic law of chemical elements, he made the whole world talk about russian science. today, mendeleyev's name has become a symbol of international cooperation. the history of the mendeleev congresses is truly unique, since they were first held in 1907 and continue to this day, despite any cataclysms and changes. russia has the strongest school of fundamental sciences. our schoolchildren regularly win prizes in international olympiads in mathematics, physics, and chemistry. it is not surprising that the interest in the congress is huge - 400 participants from 39 countries. among them is nobel laureate dan shechtman. in 2011, he received the nobel prize for the discovery of previously unknown science. there which was docked, now we present the entire complex, which we make ourselves, already in this form as a finished device, it comes to the customer.

mendeleyev. at the st. petersburg state university, they are developing tests that will help take samples from a sausage with mashed potatoes. considering that the great brain of the world dmitry mendeleyev was a professor at st. petersburg university, it is not surprising that the chemistry school is here. anton khabarov got a c in chemistry at school, but he wanted to make up for lost time and also decided to. tinker with chemistry, especially since the company has, considering that more and more different pesticides, antibiotics are currently being developed, they are used in the process of food production, therefore new tasks arise, namely the development of methods for determining various substances in food products, these are the tasks we are currently working on. irina igorevna timofeeva, phd in chemistry, professor at the institute. with business, yes, that is, somehow commercialize our product, we will try to make our test strips, test systems available to ordinary consumer, so that everyone could test a food product at home in the kitchen if they wanted to, if they really wanted to, i actually use various test systems myself when the question arises, for example, to