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cover of episode Why are there holes in Swiss cheese?

Why are there holes in Swiss cheese?

2025/1/14
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Moment of Um
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Jenny Eastwood
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Jenny Eastwood：瑞士奶酪的孔洞是由于微小的、健康的微生物产生的气体爆炸造成的。这些微生物生活在奶酪中，它们以奶酪中的糖和脂肪为食。就像人一样，这些食物会让它们产生气体。因为这些微生物生活在奶酪内部，所以这种气体，也就是二氧化碳，会被困住，然后像气球一样膨胀。当这些气球爆裂时，就会产生孔洞，或者像我们奶酪商所说的那样，是'眼睛'。

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Have you noticed that there’s a kind of cheese that’s holier than all the rest? Swiss! Why does it have all those holes anyway? We asked Jenny Eastwood of Small Goods to help us answer this delicious question.Hungry for some answers? Send your questions to BrainsOn.org/contact), and we’ll briepare an answer justfor you.