A professional who supervises and coordinates activities of workers engaged in regenerating bone-char, charcoal, and diatomaceous earth used as filtering media for sugar liquor. Respnsibilities include:

• Orders emptying of filters, and transferring of char between char-house by char puller and other workers.
• Directs kiln operator in maintaining specified temperature in kiln and flow-rate of material through kiln.
• Performs other duties as described under supervisor master title.