I used to think that blood was blue, and that it turned red when it hit oxygen. that's just because my veins in my hands and wristsl ooked blue.
A childhood belief about general

others believed things like this
- I thought the blue veins in some cheeses were actually blood vessesls!— Helen
- The song "Reverend Blue Jeans" turned out to be "Forever in Blue Jeans." Who would have believed that?— music lover
- Eifel 65 - Blue
I'm Blue (if I was green I would die...)
[I'm blue, da ba dee, da ba di.]— Matt - I used to think that blood was blue until it touched air.— paetrw
- You know the eifel65 song "Im blue da be da ba di"
I thought he said "I'm blue I'm in need of a guy"— Anna - that the green traffic light turned blue when it was off— Kriket Evens