Dental materials ch 4

When one is working with dental materials, the most common work related health and safety hazards are

exposure to mercury, particulate matter, exposure to biological contaminants, and exposure to toxic effect of chemicals

The proper protective equipment to be worn during handling of dental materials that can generate particulate matter consists of

safety glasses, lab coat or clinic gown, and surgical or special dust mask

During the use of acrylic monomer in the lab, hazards include:
A. skin contact, inhalation of vapors, and fire
B. skin contact, particulate matter inhalation, and fire

A. skin contact, inhalation of vapors, and fire

Ways in which chemicals can enter the body include:

swallowing, inhaling, and through cuts in the skin

When leftover amalgam scrap is stored,
A. it should be stored in the xray fixer solution
B. it is to be kept in a dry closed container
C. it is to be kept under water in a tightly closed container

C. it is to be kept under water in a tightly closed container

Eyewash stations are

best used in an emergency if only the employee has had training in their use

What are the best ways to minimize exposure to chemical hazards in the dental office?

read the label, and store according to the manufacturers directions

If your eyes are exposed to acids during manipulation of dental materials, how long should you flush your eyes with water at (the nearest) eye wash station?

15 minutes

1. A substance is defined as being corrosive if the pH is less than 2.0or greater than _12.5.

less than 2.0
greater than 12.5

What color of the National Fire Protection Association (NFPA) labeling system denotes reactivity?

yellow