Knowledge of (1) pharmaceutical nomenclature, (2) formulas, strengths, and dosage forms of drugs; (3) pharmaceutical systems of weights and measures; (4) operation and care of a variety of pharmaceutical equipment; (5) receipt, storage, and order of pharmaceuticals, bulk compounding, preparation of sterile solutions, and setting up prescriptions for a final check by a pharmacist. The United States Public Health Service (USPHS) Commissioned Corps Officers, civil service staff and contractors comprise the healthcare professionals working together to provide quality healthcare services.