The article speaks about the value of pre-employment drug testing on the rise in New Zealand. The article highlights the type of drug testing method as this will provide an evaluation of health risk associated with the employer as well as with business. This tends to build a safe cultural working environment in the companies. Hair testing method is used because it is easy to execute and identifies long term consistent use of drug and it often depict person lifestyle. In New Zealand the common identified drugs are cocaine, amphetamine and cannabis. Therefore, pre-employment drug testing shows that company is aware about the issue of drugs in workplace and safeguard their policy from drug impaired people.