Which of the following is a necessary component of most air-conditioning systems found to be harmful to the environment and human health?
A)Petrochemicals
B)Chlorinated hydrocarbons
C)Cadmium
D)Refrigerants

Question

Quizplus · Accepted Answer

Refrigerants are a necessary component in the refrigeration cycle employed by most air conditioning and refrigeration equipment. Many refrigerants, however, are harmful to the environment and human health, and many deplete ozone and contribute to greenhouse gas emissions. LEED encourages the selection of refrigerants that minimize the impact on the environment, particularly ozone depletion. Furthermore, a well-designed HVAC system can minimize the amount of cooling and thus, the amount of refrigerant needed by a building.

Which of the Following Is a Necessary Component of Most