I'm getting vapors coming thru the vents, i used stop leak to seal a leak on 1997 Ford F-150

Stop leak was added to radiator 2 days ago. When fan is turned lots of vapors shoot out, smells like radiator fluid.

2 answers
stop leak is for fools. sorry not picking on you but repair leak properly and quit wasting your money on quick fixes
Did you follow directions on the container?