A professional who supervises and coordinates activities of workers engaged in treating wood products with preserving and fireproofing chemicals. Respnsibilities include:

• Analyzes production charts, manuals, and customer specifications, and examines types of wood, to determine treatment of wood.
• Orders treating sequence, type of chemicals used for treatment, temperature and pressure in retort, and length of time wood is to remain in retort.
• Observes gauges and progression charts to detect malfunctioning equipment; and adjusts controls to regulate temperature, pressure, or level of liquid in retort to correct malfunction.
• Tests wood borings, using laboratory equipment, to verify specified treating solution and moisture content, retention of preservative, and depth of penetration and concentration of salt.
• Performs other duties as described under supervisor master title.
• May be designated according to process supervised as incising supervisor.