In which two industries is drug testing of job applicants described as common?

1. Drug testing is common in the transportation and health care industries. 2. Employers there test for reasons of workplace safety, productivity, and employee health. 3. Both industries put employees in positions where impairment could injure other people, which is why testing concentrates there. 4. Fraud risk in banking is a reason for financial background checks rather than for drug testing. _Source: OpenStax Introduction to Business (CC BY 4.0), Ch 8 "Managing Human Resources and Labor Relations", section 8.3 Employee Selection_