questionedithistorytranslations

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.
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Answers by country

nitrogen
carbon dioxide
water vapor
air
answers
flagItaly
4%
55%
6%
32%
43
flagIndia
13%
54%
14%
16%
1632
flagUnknown
6%
54%
11%
27%
87
flagthe Netherlands
1%
54%
3%
39%
51
flagPoland
10%
52%
3%
32%
30995
flagGermany
12%
52%
3%
30%
1018
flagMalaysia
11%
51%
16%
19%
87
flagAustralia
13%
50%
10%
23%
164
flagthe United Arab Emirates
9%
50%
11%
29%
44
flagNew Zealand
5%
50%
13%
31%
38
flagthe United Kingdom
12%
49%
7%
29%
696
flagPakistan
9%
49%
14%
24%
202
flagSwitzerland
12%
49%
3%
32%
89
flagthe United States
12%
46%
7%
31%
1654
flagthe Philippines
11%
43%
14%
28%
185
flagAustria
19%
43%
1%
33%
150
flagCanada
13%
43%
13%
29%
127
flagRepublic of Ireland
11%
40%
8%
38%
59
flagNigeria
15%
37%
25%
20%
179
flagSingapore
16%
28%
8%
46%
56

Are gas fittings tightened clockwise or anti-clockwise?

clockwise
anti-clockwise
it depends on the gas
there is no standard

How many percent of the total mass of the sun is gas?

79,8
89,9
99,8
100

Who coined the term "gas"?

Cornelis van Niel
Julius von Mayer
Jan Ingenhousz
Jan van Helmont

Lactose intolerance is a frequent reason to avoid milk and dairy products. What is lactose?

a sugar
a lactic acid
a protein
a process of milk fermentation