As a result of worldwide concerns about ozone depletion and global warming, refrigerants and the people who work with them have come under increasing regulation…

another major environmental concern (Figure 3-2). Do not confuse ozone depletion with global warming. These are two entirely different environmental problems. When compared to ozone…

Ozone is found both in the Earth’s troposphere, which extends from ground level to 7 miles up, and in the stratosphere, which is 7 to…