Regulations that list certain restrictions, such as no jewelry, fingernail polish, or artificial nails in the sterile product environment, are known as:

It is rare to find a privately owned hospital today

a True b False

The oily substance called _______________ is secreted onto hairs to keep them soft and pliable and is eventually deposited onto skin to keep it soft as well. 

Fill in the blank(s) with the appropriate word(s).