Which of the following is a key component of safe food storage?

Keeping food containers tightly sealed is a key component of safe food storage because it helps to prevent contamination from bacteria, pests, and other environmental factors. When food is stored in sealed containers, it minimizes the risk of exposure to allergens, moisture, and odors from other foods, which can affect quality and safety. Additionally, airtight containers prevent the growth of microorganisms that thrive in open environments, thereby extending the shelf life of food and reducing the likelihood of foodborne illnesses.

In contrast, storing food at room temperature can lead to rapid bacterial growth, especially in perishable items, and stacking food in open containers increases the chances of cross-contamination. Using the same shelf for raw and cooked items poses significant health risks, as it can result in the drippage of raw juices onto cooked foods, which may lead to pathogenic bacteria transferring and causing foodborne illness. Hence, proper sealing of food storage containers is essential for maintaining food safety and preventing contamination.