本报告是对位于纽约州布法罗市的一家现有重型制造厂的案例历史研究。这些问题是大多数现有工厂的典型问题，尤其是那些15年或以上的工厂。我们受委托进行这项研究是因为该公司希望改善员工的环境。我们第一次参观工厂时发现有两个问题；过热和油雾。引文:美国密苏里州堪萨斯城ASHRAE学报第76卷第2部分

This report is a case history study of an existing heavy manufacturing plant located in Buffalo, New York. The problems are typical of most existing plants particularly those that are 15 or more years old.We were commissioned to do this study because the corporation wished to improve the employees' environment. Our first visit to the plant showed that there were 2 problems; excessive heat and oil mist.