Choose and encircle the letter of the correct answer.
1. Which of the following does not belong to the group? a. Polyvinyl chloride b. Expanded polystyrene c. Polystyrene d. Polypropylene
2. Packaging material which is resistant to high temperature but poor quality in low temperature and becomes brittle. a. polyethylene b. polypropylene c. polystyrene d. polyamide
3. Packaging material which is hard and glossy but grease resistant and brittle at all temperatures. a. polyamide b. ethylene-vinly Chloe d. polyvinyl chloride
4. Packaging container which is effective in chilling fish because it can resist extreme heat and can retain coldness inside. a. polyethylene b. polypropylene c. polystyrene d. polyamide
5. Which of the following is optional label requirement? a. nutrition facts b. ingredients c. vignette d. expiry date​