Comment by lesona
4 months ago
They’re purple (blue is the other option) because veins are harder to see under purple light. They’re used to deter drug use, from my understanding.
Edit: final clause
4 months ago
They’re purple (blue is the other option) because veins are harder to see under purple light. They’re used to deter drug use, from my understanding.
Edit: final clause
Not true, they're just defective and degraded quickly, resulting in the odd color.