What number is that?

14
51
71
74
The term 'daltonism' comes form the name of English chemist John Dalton, who published the paper "Extraordinary facts relating to the vision of colours" in 1798, after the realization of his own colour blindness.
Kasia
0
Correct this question
0
Very interesting!
reach: rather globalcolor blindnesscolorsmedicinenumbers

Answers by country

14
51
71
74
answers
flagthe Philippines
0%
0%
7%
92%
28
flagPakistan
2%
0%
6%
91%
46
flagMalaysia
0%
0%
4%
90%
22
flagNigeria
0%
0%
10%
89%
19
flagItaly
0%
0%
13%
86%
23
flagAustralia
4%
0%
8%
84%
46
flagSweden
0%
7%
7%
84%
13
flagthe United States
0%
0%
15%
82%
461
flagRepublic of Ireland
0%
4%
16%
79%
24
flagthe United Kingdom
0%
0%
20%
78%
183
flagSouth Africa
0%
0%
21%
78%
14
flagIndia
1%
3%
17%
76%
229
flagGermany
1%
1%
23%
73%
352
flagAustria
0%
0%
26%
73%
52
flagGreece
0%
0%
26%
73%
23
flagthe Netherlands
0%
0%
26%
73%
15
flagUnknown
4%
0%
22%
72%
22
flagPoland
0%
0%
26%
71%
18557
flagSwitzerland
2%
0%
28%
69%
39
flagCanada
0%
0%
33%
63%
36