This is the characteristic of intangibility
That means that you can't in any way test or see or smell the service but rather you have to rely on the provider's promise that it will be so. That's why it is intangible.
The quality and safety competencies targets for the nursing's skills, knowledge, attitudes, and of course licensure programs for each competency. This also includes patient care, collaboration and teamwork, safety, improvement, and application of knowledge to ensure the hospital's better quality for patient care.
The answer is SATURATED FATS. :) Hope this helps!