What type of container should not be used to store acidic foods?

Acidic foods, such as tomatoes or citrus products, can react negatively with certain materials. Metallic containers are not suitable for storing acidic foods because the acid can cause a chemical reaction with the metal. This can lead to the leaching of metal ions into the food, which can affect flavor, color, and safety, potentially resulting in foodborne illness or toxicity.

Plastic, wood, and glass are generally more resistant to such reactions. Plastic containers are commonly used for storing various types of food, including acidic ones, as they generally do not react with acid. Wood is often used for food storage and preparation too, and while it has its own constraints regarding sanitation, it doesn't react with acids in the same way metals do. Glass is an inert material that does not react with acidic foods, making it an ideal choice for storing such items.

Understanding this ensures the integrity and safety of the food being stored, and emphasizes the importance of using appropriate materials for food storage based on their properties.