Which beverage is is fluorescent in UV light?

Sprite
milk
tonic water
pineapple juice
Tonic water is transparent in daylight. Under ultraviolet light, the quinine makes it fluorescent (pictured), even though it is present in a negligible concentration.
Luca Biaggi
0
Correct this question
5
Very interesting!
reach: rather globalbeverageschemistrylightultraviolet

Answers by country

Sprite
milk
tonic water
pineapple juice
answers
flagthe Netherlands
8%
8%
83%
0%
12
flagAustria
4%
9%
81%
4%
22
flagGreece
6%
0%
80%
13%
15
flagFrance
9%
0%
72%
18%
11
flagSwitzerland
9%
14%
71%
4%
21
flagAustralia
12%
7%
68%
11%
89
flagCanada
18%
4%
68%
9%
44
flagGermany
12%
17%
63%
7%
187
flagUnknown
17%
7%
62%
12%
40
flagthe United Arab Emirates
25%
6%
62%
6%
16
flagSingapore
20%
5%
55%
20%
20
flagSweden
20%
10%
50%
20%
10
flagthe Philippines
27%
15%
48%
7%
66
flagthe United States
19%
13%
47%
17%
674
flagthe United Kingdom
15%
15%
47%
19%
251
flagNigeria
27%
10%
47%
13%
59
flagPoland
25%
14%
45%
13%
11778
flagMalaysia
29%
5%
45%
16%
37
flagIndia
26%
17%
44%
10%
690
flagPakistan
22%
19%
44%
13%
89