What materials are suitable for food-grade containers?

Food-grade containers are essential for maintaining the safety and quality of food. The most suitable materials for such containers include stainless steel, glass, and food-safe plastics. These materials are non-reactive and do not leach harmful substances into the food, ensuring that the food remains safe for consumption.

Stainless steel is durable, resistant to corrosion, and easy to clean. It does not harbor bacteria and can withstand extreme temperatures, making it an excellent choice for food storage. Glass is another safe option as it is non-toxic and preserves the flavor of food without any chemical interactions. Food-safe plastics are designed to be used in food applications and are manufactured without harmful chemicals, making them suitable for a variety of food products.

Other materials mentioned in the alternative options may not provide the same level of safety and hygiene. For instance, wood and cardboard can absorb moisture and odors, potentially leading to contamination. Similarly, while plastic wrap and aluminum foil are often used in food preparation, they do not serve as long-term storage solutions in the same way as the materials listed in the correct answer. Styrofoam and paper may be suitable for certain applications but often lack the durability and safety features necessary for all types of food storage.