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- Corporations[remove]8
- Chemical industry6
- Dow Chemical Company5
- Women in advertising4
- African Americans2
- Agricultural chemicals2
- Atomic absorption spectroscopy2
- Employees2
- Food--Preservation2
- Laboratories2
- Perkin-Elmer Corporation2
- Scientific apparatus and instruments2
- Advertising1
- Advertising, Industrial1
- African American men1
- African American women1
- African Americans in advertising1
- Blood--Analysis1
- Ceramic materials1
- Children1