Hwang, Yunho Ohadi, Micheal Radermacher, Reinhard <br/><br/>
Advanced Energy Systems Natural Refrigerants;  Substances Such As Air, Water , Ammonia, Hydrocarbons, and Carbon  Dioxide May Provide Solutions toProblem of Finding Environmentally Acceptable Alternatives 

 - 96-99 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Refrigeration and Refrigerating