Some parts of the book

Chapter 2
Chemical Processing and the Work of
the Chemical Engineer
By 1980 there were about 60,000 chemical engineers and 250,000 chemists gainfully employed in the United States. There are a modest number of self-trained persons and trans- fers from other fields of science and engineering who have entered chemical manufacturing, so probably around 200,000 professional persons are engaged in chemical manufacturing in some fashion. Most chemical engineers work for private industry. In 1981, surveys by the American Institute of Chemical Engineers (AIChE) showed over 90 percent so employed in the following functional areas.