Eiffel Tower Goes Green with New Refrigerant
Eiffel Tower goes Green with New Refrigerant As the world pays more attention to carbon dioxide and improves its energy efficiency, refrigeration engineers are looking at the harmful impacts their refrigerants create when released. Original refrigerants R-11 and R-12 were very efficient, but destroyed ozone. So, R-22 and later R-134a were developed to have low […]