Well, all it takes for you to drive a metric ton of metal at 120 KM/h in public is somebody signing a document claiming you know how to drive.
The only thing preventing you from creating poisonous gases from two cheap supermarket cleaning products is your own desire.
In theory. In practice, an employee could skip all steps and pretend you concluded the test.
Similarly, a pharmacy expects that you went through a long process with a doctor diagnosing and ordering the medicine.