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Articles on Adulteration

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Although xylazine is not an opioid, naloxone can reverse the effects of the fentanyl and heroin it is often mixed with. AP Photo/Jae C. Hong

What is xylazine? A medical toxicologist explains how it increases overdose risk, and why Narcan can still save a life

Xylazine, or tranq, is increasingly being mixed with drugs like fentanyl or heroin and can be difficult to detect. Most people who use drugs are unable to tell if they have been exposed to it.
A worker handles meat at the Doly-Com abattoir in Romania in 2013 when Europe was facing a scandal over incorrectly declared horsemeat. The problem of food fraud and its health and economic implications affect a broad range of foods around the world, but technology could soon end the problem. (AP Photo/Vadim Ghirda)

How technology will help fight food fraud

Food fraud is a common problem that technologies such as blockchain and DNA fingerprinting can help to solve.

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