On November 15, teachers Khripun PA and Saturday T.A. An open binary lesson was held with groups M41 and M23 in the disciplines "Machinery and equipment for processing agricultural products" and "Fundamentals of heat engineering and hydraulics" on the topic "Cold. Refrigeration plants in agriculture ". During the lesson it was found out what cold is, an analysis of the use of cold in the economy in ancient times, acquainted with the methods of cooling products in agriculture, also considered the principle of refrigeration and mastered safety rules when working with refrigerators.
