Do a web search to bring up a company that manufactures or sells equipment for this activity. Make a table of their names, the equipment they are used in, and any desirable properties cited as advertising points. Other polymers have trade names, such as Gore-Tex, Orlon or Styrofoam. Still other polymers are coatings and resins, and may be mentioned as epoxides or acrylics.
Some polymers are bio-compatible and are now used to replace or repair body parts.
List four properties that would be desirable for polymers used within the human body. Other polymers may be used outside your body - but in close contact. For example, no surgeon is needed for you to use your contact lenses - you can insert, remove, clean, and store them yourself. Either a call to your ophthalmologist or a search on the worldwide web will net you some answers. Figure 9.11 shows that polypropylene has numerous uses, but does not provide many specifics.