This unit describes the skills and knowledge required to apply prepare and operate drilling fluid systems in drilling. It prepares individuals to establish operational requirements, select and test equipment, prepare and pump drilling fluids and operate a hopper system.

It applies to those working in assistant roles. They generally work under supervision to undertake a prescribed range of functions involving known routines and procedures.

Licensing, legislative and certification requirements that apply to this unit can vary between states, territories, and industry sectors. Users must check requirements with relevant body before applying the unit.