Explanation Generated by AI The answer suggests that the necessity and effectiveness of employee drug testing policies can be viewed from two perspectives. On one hand, drug testing is seen as necessary and effective because it helps to prevent accidents, health issues, and costs associated with drug use in the workplace. It also reduces absenteeism and potential lawsuits. Furthermore, it can protect employees from injury and improve productivity. On the other hand, drug testing can be costly, slow down the hiring process, and negatively impact the candidate experience. The process of drug testing can be uncomfortable and invasive, which can deter not only drug users but also clean and sober individuals who may feel their privacy is being invaded. Therefore, while drug testing has its benefits in terms of safety and productivity, it also has drawbacks in terms of cost, efficiency, and potential negative impacts on the candidate experience