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| These charts and graphs show an overall decrease in workplace drug use, yet drug testing companies promote their products as never before. The profits to be gained by selling their testing services by manipulating potential customers with false data is an ongoing problem and costs industry billions of dollars worldwide. Even at the present rate of drug use one can only speculate concerning the actual number of users, because false positives that go undetected are included in these numbers. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||