[Fzzr]

I've never heard of such a thing for engineers, but I have heard of it for production line workers. (eg. assembling servers and PCs)

[blorsh]

I think this can become a matter of fairness or insurance demands. You have a forklift operator, so everybody must get tested.

They are afraid you might do drugs, hop on the forklift, and drive like Klaus...

Klaus with English subtitles: https://www.youtube.com/watch?v=-oB6DN5dYWo

Dubbed to English, as "Chad": https://www.youtube.com/watch?v=oPpwLCvPAME