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Airtight packaging doesn't slow down bacteria growth. There are a few myths about them which don't apply in practice: Bacteria are not kept out, despite popular belief – the air within the container has as many bacteria as the air outside. The food in the container also has bacteria – cooking doesn't sterilize food! – so you cannot keep the bacteria out ...


In addition to keeping odors contained and limiting the possibility of cross-contamination, oxygen degrades the quality of food. Oxygen also supports aerobic spoilage organisms. So, limiting air keeps your food fresher longer. Sealing up your food also limits dehydration. These containers are beneficial for both quality and safety.

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