N.H. Code Admin. R. Plu 301.07
"Water treatment trainee" means "water treatment trainee" as defined in RSA 329-A:2, VIII, namely, "any person who is engaged in learning about and assisting in installing, maintaining, or repairing water treatment systems under the direct supervision of a water treatment technician certified under this chapter."
Source. (See Revision Note at part heading for Plu 301) #8981, eff 9-20-07