Refrigeration TechnologyRefrigeration Technology0023-124X2782-4241Eco-Vector10574910.17816/RF105749Research ArticleNatural refrigerating agents - hydrocarbonsTsvetkovO. B.<p>Academician of the International Academy of Refrigeration</p>info@eco-vector.comSt. Petersburg State University of Low Temperature and Food Technologies1507200291710130104202201042022Copyright © 2002, Tsvetkov O.B.2002<p>Thermodynamic properties of hydrocarbons and some of their fluorinated derivatives are described. Their comparison with refrigerants R12 and R134a was carried out. Thermodynamic advantages of hydrocarbons are shown. The measures to provide fire- and explosion safety of refrigeration installations working on hydrocarbons are listed.</p>hydrocarbonsnatural refrigerantsR12R134athermodynamic advantagesfire and explosion safetyуглеводородыприродные холодильные агентыR12R134aтермодинамические преимуществапожаро- и взрывобезопасность