A professional who contacts prospective customers to sell chemicals that treat water in boilers, cooling towers, and air wash systems. Respnsibilities include:

• Schedules appointment to explain products and services available, inspects customer water system equipment, and prepares service estimates.
• Obtains sample of water to be analyzed, and ships sample to home office for analysis.
• Receives and reviews analysis, and contacts customers to recommend treatment to control levels of substances in water.
• Explains merits of program to persuade customer to purchase treatment package.
• Attempts to resolve problems encountered with customer's water-treatment process.
• Sells water-treatment chemicals to customer.
• Performs follow-up test on water in customer water system, utilizing test kit, knowledge of chemical treatment, and reference manual.
• Explains test results to customers.
• Observes changes in water color and recommends to customer amount and type of chemical additives for necessary water treatment.