What type of fire exists where fuel is present, but air entrainment is limited?

Job descriptions are used in the formulation of which of the following organizational activities?

A) Developing performance appraisals B) Orienting and training new employees C) Developing job classifications D) All of the above

Each of the following types of protective eyewear is acceptable for use by the dental radiographer except one. Which one is the exception?

A) Glasses with side shields B) Goggles C) Contact lenses D) Full face shields