The Department of Transportation (DOT) drug screening program is a vital safety initiative ensuring a drug-free transportation workforce. It applies to industries like trucking, aviation, railroads, and public transit, safeguarding both employees and the public. This article provides an in-depth look at DOT drug screening, its purpose, procedures, and implications. https://ntatestingdurgs.blogzet.com/understanding-dot-drug-screening-a-comprehensive-guide-46754257