A pickguard (also known as scratchplate) is a piece of plastic or other (often laminated) material that is placed on the body of a guitar, mandolin or similar plucked string instrument. The main purpose of the pickguard is to protect the guitar's finish from being scratched by the guitar pick.
A prep cook is someone that assists the cook in preparing and serving of items on the menu. His/her job description involves various kitchen tasks like general cleaning, dish washing, and storing of food and other items in their proper positions.
Guide to the Kitchen Brigade System. The Culinary Institute of America. The roundsman (tournant) or swing cook works as needed throughout the kitchen. The cold-foods chef (garde-manger), also known as the pantry chef, is responsible for preparation of cold foods, including salads, cold appetizers, pÃ¢tÃ©s, and the like.