Workplace THC Testing: Better Methods to Determine Employee ImpairmentApril 10, 2018Our colleague Carol Setters has an interesting message for employers… /wp-content/uploads/welder.jpg 3556 2848 Guest Blogger /wp-content/uploads/web-logo-color.png Guest Blogger2018-04-10 15:50:252018-04-10 16:23:07Workplace THC Testing: Better Methods to Determine Employee Impairment