LESSON 1: INTRODUCTION TO FOOD PACKAGING CONTENT STANDARD: The learners demonstrate an understanding of the principles in processing food through sugar concentration, packaging, labeling, and costing of food products. PERFORMANCE STANDARD: The learners perform food processing through sugar concentration, packaging, labeling, and costing of food products in accordance with industry standards. Learning Competency • Discuss the types and classification of packaging in food processing. Unpacked Competencies 1. Explain the concept, importance, and functions of food packaging in protecting, preserving, containing, communicating, and providing convenience for food products. 2. Identify and classify common food packaging materials (e.g., glass, metal, plastic, paper/cardboard, and flexible packaging) according to their characteristics and common uses in food processing. 3. Relate the selection of appropriate packaging materials to food safety and quality by considering the type of food product, protection needed, shelf-life requirements, and safe handling during storage and distribution. Introduction Every food product we buy—from bottled water and canned sardines to snack foods and fresh vegetables—comes in some form of packaging. Packaging is much more than simply wrapping or containing food. It is an essential part of the food processing system because it protects food, preserves its quality, provides important information, and makes transportation and storage easier. What is Food Packaging? Food packaging is the science, art, and technology of enclosing or protecting food products for distribution, storage, sale, and consumption. It involves selecting suitable materials and designing packages that preserve food quality while making products attractive and convenient for consumers. Common Examples of Food Packaging
5 Figure 1. Examples of common food packaging materials used in the food industry. Importance of Food Packaging Proper packaging helps to: • Protect food from contamination. • Extend shelf life. • Preserve nutritional value. • Prevent food waste. • Improve product appearance. • Facilitate transportation. • Provide product information.
Core Functions of Food Packaging 1. Protection Packaging protects food against: • Physical damage • Dust and dirt • Moisture • Oxygen • Sunlight • Insects and rodents • Harmful microorganisms
4 Figure 2. Packaging protects food from damage and contamination. 2. Preservation Packaging helps maintain freshness by reducing exposure to: • Air • Moisture • Light • Temperature changes Examples include: • Vacuum packaging • Canning • Bottling • Modified atmosphere packaging (MAP)
7 Figure 3. Vacuum packaging extends shelf life by removing air. 3. Containment Packaging serves as a container that prevents: • Leakage • Spillage • Product loss Examples include: • Milk cartons • Beverage bottles • Food cans • Plastic tubs
4. Communication Food labels communicate important information such as: • Product name • Ingredients • Nutrition Facts • Manufacturing date • Expiration date • Storage instructions • Manufacturer information • Barcode 5 Figure 4. Product labels provide important information for consumers.
5. Convenience Modern packaging offers: • Easy opening • Resealable packages • Microwave-safe containers • Single-serving portions • Easy transportation Food Packaging as a Food Safety System Packaging acts as a protective barrier that helps prevent contamination during: • Processing • Storage • Transportation • Marketing • Consumer handling It works together with food safety systems such as: • Good Manufacturing Practices (GMP) • Sanitation Standard Operating Procedures (SSOP) • Hazard Analysis and Critical Control Points (HACCP) Assessment Part I. Multiple Choice (1–10) Directions: Read each question carefully and choose the letter of the best answer. 1. What is food packaging? A. The process of cooking and preserving food before selling it. B. The science, art, and technology of enclosing food for distribution, storage, sale, and consumption. C. The method of transporting food from the factory to the market. D. The process of labeling food products after production. 2. Which function of food packaging prevents food from being damaged by moisture, dust, insects, and microorganisms? A. Communication B. Convenience C. Protection D. Containment 3. Which packaging function helps extend the shelf life of food by reducing exposure to air and moisture?
A. Preservation B. Communication C. Marketing D. Identification 4. Which of the following information is commonly found on a food label? A. Weather forecast B. Nutrition Facts and Expiration Date C. Employee Schedule D. Delivery Route 5. Which packaging material is commonly used for bottled beverages and jams because it is reusable and non-reactive? A. Plastic B. Paper C. Glass D. Wood 6. Which packaging function is demonstrated when a milk carton prevents the liquid from spilling during transportation? A. Preservation B. Communication C. Containment D. Protection 7. Which modern packaging feature allows consumers to open and close a package several times without affecting the quality of the food? A. Transparent label B. Resealable packaging C. Glass bottle D. Barcode 8. Which of the following is NOT one of the major functions of food packaging? A. Protection B. Preservation C. Communication D. Fermentation 9. Packaging helps ensure food safety by working together with which food safety systems? A. HACCP, GMP, and SSOP B. CPR, PPE, and OSHA C. GPS, GIS, and CCTV D. FDA, WHO, and UNICEF 10. A food manufacturer wants to reduce food waste by keeping products fresh for a longer time. Which packaging function is the most important?
A. Communication B. Containment C. Preservation D. Decoration Part II. Situational Essay (3 Items) Directions: Read each situation carefully. Answer each question in 5–7 complete sentences. Support your answers with ideas learned from the lesson. 1. Choosing the Right Packaging Maria is preparing homemade banana chips to sell in her community. She plans to place the chips in ordinary paper bags because they are inexpensive. Her teacher suggests using a resealable plastic pouch instead. Question: If you were Maria, which packaging would you choose? Explain your answer by discussing at least three functions of food packaging that support your decision. 2. Food Safety Problem A food company packed bottled juice without properly sealing the bottles. After several days, some bottles leaked and consumers complained that the juice had spoiled before the expiration date. Question: Explain why proper packaging is important in this situation. Discuss how packaging protects food quality and supports food safety. Mention at least two food safety systems that work together with proper packaging. 3. Environmentally Responsible Packaging A bakery is deciding whether to continue using single-use plastic packaging or switch to recyclable paper-based packaging. Some customers prefer environmentally friendly products even if they cost a little more. Question: As a future food processing worker, what packaging would you recommend? Explain your answer by considering consumer preference, environmental impact, and food safety.