Asked by: Joseph Parker, Chichester

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Yes. The blunt end of an egg has an air pocket between the inner and outer shell membranes. This gradually enlarges as the egg loses moisture during storage.

Keeping the air pocket at the top helps to keep the yolk centred within the egg and prevents the air pocket from rupturing, which reduces the risk of the egg spoiling.

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luis villazon
Luis VillazonQ&A expert

Luis trained as a zoologist, but now works as a science and technology educator. In his spare time he builds 3D-printed robots, in the hope that he will be spared when the revolution inevitably comes.

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