Sorted by date Results 1 - 1 of 1
A mobile drug and alcohol testing collector operates on the go, traveling to workplaces, job sites, or even individuals' homes to perform screenings, while a brick-and-mortar collector works from a fixed location, requiring clients to come to them. The flexibility of mobile collectors allows them to reach clients in rural areas, high-security job sites, and industries with demanding schedules, such as trucking and construction. Meanwhile, collectors at a physical location...