A professional who supervises and coordinates activities of workers engaged in manufacture of bar, granular, and liquid soap. Respnsibilities include:

• Requisitions materials, such as acids, dyes, perfumes, tallow, and packaging materials.
• Analyzes laboratory reports on in-process materials to determine changes in operating conditions required to resolve processing problems, such as excessive alkalinity or off-color materials.
• Examines finished product to determine conformance to specifications.
• Trains workers in machine operations.
• Performs other duties as described under supervisor master title.