The functions within this job family will vary by level, but may include the following: Sweep, dust, mop, scrub, wash, vacuum, wax, and polish building floors, walls, woodwork, windows, furniture, equipment, and hardware. Knowledge of various cleaning methods, materials, and equipment used in custodial work; of proper procedures for disposing of waste, including medically contaminated sharps and/or medically soiled and contaminated dressings and supplies; and of chemical product safety.