e opposite. He also adds that a company says on its web page that the formula used for the different chemicals changes every six to nine months to foil the drug test.
             There are some examples oSomeke D.C Department of Public Works that require their truck rs and heavy equipment operators to have a drug test (Hamilton). Like many other companies, only some employees are testes, something I think it's unfair. If one is tested, then they should all be tested. Lottie Johnson says that the attempts that companicompanies'sattemptsesults were pretty much obvious and that they also had to do with the products that the employees work with and use close at hand. She says that even some of them still show up during the test from time to time. This only proves my next point. You can be tested false positive because you have other toxic substances in your system that might even be medicine and have nothing do with illegal substances like drugs. There are many ways to foil the test, and there are websites and places where anyone can find out how to do it and with what. Hamilton insists that the products that promise to foil the test include shampoos that guarantee you to wash away any residue from your hair follicl
             ...