On 6 November, students of specialty 142 “Energy Engineering” and the Head of the Division, L. H. Bryhadyr, took part in a combined class: an open lecture + a master class + a webinar on the topic “Air Conditioning – the Key to Comfort in Wartime”. The class was organised by Associate Professors of the Institute of Refrigeration, Cryotechnology and Eco-energy of ONTU, N. V. Zhykhariova and V. O. Kohut. In the “Technological and Comfort Air Conditioning” laboratory, a master class, a lecture and a meeting with industry representatives were held in a blended format: Oleksandr Ihorovych Boretskyi, Director of LLC “LIKOND ODESA”, and Mykola Heorhiiovych Nosenko, Director of LLC INZHMASHSERVIS.