3 ms·
Or maybe some of the "DNA" sprays they use to mark thieves in supermarkets. https://en.wikipedia.org/wiki/SmartWater https://en.wikipedia.org/wiki/SmartWater
by simongr3dal 7y ago
Or maybe some of the "DNA" sprays they use to mark thieves in supermarkets.
https://en.wikipedia.org/wiki/SmartWater https://en.wikipedia.org/wiki/SmartWater