We explore the chemistry behind how a little machine can tell how much alcohol you've had. We explore the chemistry behind how a little machine can tell how much alcohol you've had. Reactions is ...

Whether you're at your company's holiday party or celebrating with family at home, personal breathalyzers can be a great safeguard for safe driving when used appropriately. But let's be clear: Driving ...

GREENVILLE, N.C. (WITN) - Vehicle breathalyzers, also called ignition interlock devices, are meant to keep someone with a past of DWIs from turning on a vehicle and making the same mistake again. You ...

For decades, police have used breathalyzers to test for alcohol, but they don’t have a reliable tool to measure marijuana use. That could change soon. Researchers are working to develop a breathalyzer ...