![Scientists race against time to tackle the expanding designer drug market Scientists race against time to tackle the expanding designer drug market](https://static.euronews.com/articles/stories/03/86/08/06/1200x675_cmsv2_7ebda5b6-f9ed-5df8-af33-3095046e93c6-3860806.jpg)
Video. Scientists race against time to tackle the expanding designer drug market
Their official name is "New Psychoactive substances" --- but they're best known as "legal highs" or "designer drugs". Their expansion is causing a serious headache to customs agencies, and lawmakers