Mobile testing of trace elements in plastics, jewelry and textiles is an important factor in purchasing materials overseas. X-Ray Optical Systems, known as XOS, is a leading manufacturer of application-specific X-ray analyzers, offering elemental analysis solutions that improve public safety and customer efficiency in industries like petroleum, consumer products, and environmental compliance. XOS has produced a mobile testing unit that features its HDXRF technology that identifies these elements. Media Stream produced a video that demonstrated how to use the unit. Animation was provided to explain how HDXRF works inside XOS’s mobile unit. Media Stream specializes in producing videos that demonstrate how technology works inside products.