Lethal Dose Comparison (IMAGE)

National Institute of Standards and Technology (NIST)

Lethal Dose Comparison

Caption

A lethal dose of heroin compared to a lethal dose of fentanyl. This is just an illustration -- the substance actually shown in this photo is an artificial sweetener.

Credit

© Bruce A. Taylor/NH State Police Forensic Lab

Usage Restrictions

This is not a NIST photo, please be sure to credit the photographer.

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