Is That Ecstasy on Your Breath?

A new device that tests for as many as 10 drugs in less than 5 minutes.

Photograph by John B. Carnett
Photograph by John B. Carnett

Alcohol-related accidents kill 16,000 Americans a year, but drugs like cocaine, marijuana, angel dust, and amphetamines also take their toll. Enter Impact, which examines saliva for as many as 10 drugs in less than 5 minutes. Inside the device, saliva mixes with fluorescent chemicals that bind to drug or alcohol molecules. If either is in your system, the computer picks up the fluorescence.