Tattoos that change color based on blood pH change and glucose levels
5 years ago by guest · 666 Likes · 3 comments · Popular
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under_fire
· 5 years ago
· FIRST
MOOD TATTOO
8
drunkduck
· 5 years ago
I see these as being useful medically for doctors to quickly read blood health?
3
melisa62943
· 5 years ago
Is this something that would work or a concept of it?
