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HFC-134a is also used as a refrigerant in most new refrigerators built in the United States and in commercial chillers , but leakage from these sources is much less than from automotive air conditioners . However , the shift in priorities embodied in the Great Leap Forward was also recognized as a strategy for cutting government obligations : the Great Leap Forward was expected to result in lower investment outlays than had been embodied in the Five-Year Economic Plans . It was also prompted by a need to rid the system of some real abuse ( for instance back about 20 years ago , it was possible for a retirement plan to only make contributions for employees who earned over the social security wage base , this rule was eliminated and for good reason ) . not only advances the state of the art , but is also presented in a very clear and readable fashion , " VCIP officials said in their commendation . Radiative forcing is also used as a gauge for expressing the degree of the greenhouse effect . Co-payments are also required of a majority of covered workers . There were reports that it was one of the drugs used in " brainwashing " by the Communists in the 1950s , and it was also used as a performance-enhancing drug by athletes . In addition to being a global Oracle partner and a Certified Advantage Partner , CSC is also recognized as a preferred go-to-market partner for Oracle Advanced Planning and Scheduling and Customer Relationship Management . He is also recognized as a pioneer in the field of the history of the book . Life expectancy ( LE ) at birth is also used as a basic health indicator . This conference review would not be complete without mentioning the keynote presentation by Cisco 's John Chambers , who not only gave us Cisco 's corporate pitch on security , but also presented in a live demo how some of their security tools work in emergency situations . Intrathecal chemotherapy is also used as a preventive measure in patients at high risk for central nervous system involvement . His arguments are carefully crafted and incisive , but also presented in a clear and accessible style .