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
2%
94%
0%
2%
35
flagItaly
3%
76%
1%
18%
59
flagGermany
3%
69%
2%
25%
271
flagNorway
4%
68%
4%
22%
50
flagthe United Arab Emirates
4%
66%
12%
16%
24
flagFrance
4%
65%
2%
25%
72
flagPakistan
3%
65%
7%
20%
63
flagIndia
11%
63%
9%
14%
506
flagRepublic of Ireland
3%
62%
3%
31%
93
flagPoland
8%
61%
3%
25%
18427
flagMalaysia
13%
61%
8%
16%
36
flagSpain
3%
60%
0%
33%
30
flagthe Netherlands
5%
59%
1%
33%
74
flagthe United Kingdom
9%
58%
5%
25%
676
flagthe Philippines
12%
58%
7%
21%
79
flagCanada
9%
57%
6%
24%
77
flagthe United States
11%
54%
7%
25%
1170
flagSweden
4%
48%
8%
40%
25
flagAustralia
15%
47%
7%
26%
57
flagSingapore
21%
39%
4%
34%
23

Gender

men66%
women58%
nitrogen
8%
10%
carbon dioxide
66%
58%
water vapor
2%
2%
air
21%
28%

Language versions

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What is inside Swiss cheese holes?
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Author: Kasia
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