You should prepare sanitized and disinfected instruments and equipment for loading into the ________ by wrapping them in muslin, special porous paper, plastic bags, or envelopes and labeling each pack.

Muslin

A lightweight cotton fabric that is finely woven, used in making clothing and curtains, as well as for culinary and theatrical applications.

Porous Paper

A type of paper designed with small holes or pores that allow liquids or gases to pass through.