What is the cost of cannabis drug testing?

Many employers have tested employees for signs of drug use, including marijuana, and have terminated employment if a test is positive over my lifetime.

I've had personal experience with these terminations, and the following is an excerpt from a LinkedIn article about it.

I had a successful career in environmental permitting for nearly 20 years

My employers were impressed by my desire and ambition; I had great performance assessments and was rewarded with training opportunities, promotions, prizes, and bonuses

I was once in charge of the permitting of a new uranium mine, which resulted in the creation of 28 new jobs, an accomplishment I am still proud of.

Despite my mental illness, I was able to attain these goals.

AFTER BEING ASKED TO FOLLOW A BASIC RULE