The screen flashed on again, and the narrator began cataloguing the possible dangers of diving by untrained personnel.

Autoinjector, a device to ease injection, e.g. by the patient or other untrained personnel.

He cited a particular company that processed 24,000 appraisals in its first 18 months of operation and used, he said, untrained personnel.

He ensures that this equipment is not used by untrained personnel.

Evidence was given that priming of the mines was being carried out hurriedly and by untrained personnel.

In addition, these types of equipment are potentially very dangerous, and should not be used by untrained personnel.

A bigger problem concerns customers who don't understand how to use the increasingly complicated home-security systems they purchase from untrained personnel.

They would be jumping untrained personnel into a wilderness area, more than three days' walk from the nearest large town.

Tape can be damaged during this handling by untrained personnel.

Sometimes those jobs were given to unskilled and even untrained personnel.