Can You Tell Which Drugs Someone Is On By Looking At Their Eyes?...
Most cops are trained to spot drug users and visually identify what they're on based on how they act, identifying signssuch as track marks and burns, and the look of their face and skin.But nothing gives a drug user away...
https://www.neatorama.com/2016/12/31/Can-You-Tell-Which-Drugs-Someone-Is-On-By-Looking-At-Their-Eyes/
