What is inside Swiss cheese holes?

nitrogen
carbon dioxide
water vapor
air
Carbon dioxide is produced by bacteria feeding on the lactic acid. In the Middle Ages, the holes were con­sid­ered a sign of im­per­fec­tion and cheese makers would try to avoid them.

Answers distribution

nitrogen
carbon dioxide
water vapor
air
answers
flagFinland
1%
96%
0%
1%
58
flagItaly
2%
76%
3%
17%
80
flagthe United Arab Emirates
2%
76%
9%
11%
42
flagGermany
3%
70%
2%
24%
356
flagNorway
5%
67%
3%
21%
56
flagPoland
7%
64%
3%
23%
23657
flagFrance
4%
64%
2%
26%
88
flagSpain
2%
64%
0%
30%
39
flagIndia
10%
63%
10%
14%
613
flagRepublic of Ireland
4%
63%
2%
29%
111
flagthe United Kingdom
8%
62%
4%
23%
910
flagPakistan
5%
61%
8%
21%
84
flagthe Netherlands
6%
60%
2%
30%
97
flagthe Philippines
11%
57%
9%
21%
84
flagMalaysia
12%
57%
15%
15%
40
flagthe United States
11%
55%
6%
24%
1354
flagUnknown
10%
53%
4%
31%
192
flagCanada
8%
53%
7%
26%
89
flagAustralia
15%
46%
7%
26%
63
flagSweden
5%
42%
5%
45%
35

Gender

men68%
women60%
nitrogen
7%
10%
carbon dioxide
68%
60%
water vapor
2%
2%
air
20%
26%

Language versions

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What is inside Swiss cheese holes?
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Author: Kasia
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