A Look at Hair Drug Testing
Drug testing has become very common in both the workplace and schools within the last twenty years or so. Generally, urine testing is the most common form of drug screening. Many people are creative in their efforts to beat drug tests and have formulated many products to mask the appearance of drugs in the system. Products such as masking chemicals and even synthetic urine are widely available, and even the most severe cases of drug abuse may go undetected. Because of the ever-expanding market of products designed to help a drug user pass a screening, many employers are turning to hair follicle drug testing.
Although hair drug testing is significantly more expensive than urine, sweat or saliva testing, many employers consider the benefits to outweigh the costs. Employers are often pleased with the fact that hair follicle drug testing is less intrusive, is generally more sensitive to detecting drugs and can detect them up to twice as far back as other methods, and can show whether or not the employee has ceased to use drugs recently in an attempt to cover up usage. It is also more difficult to mask drugs in the system when using this type of test.
The hair follicle drug test requires taking a sample of the employee