Answer: D. eye and face hazard.
Explanation:
The eye symbol represents the eye and face hazards. It is associated with a fact that the chemicals and radiations in the laboratory should be handled with care as they can cause damage to the eye as well as the face.
The following precautions are required to be taken to protect the eye and face from damage.
1. Wear safety goggles while working with the chemicals, flames, operating the radiations.
2. Avoid the use of contact lenses in the lab.
3. If any substance get enter inside the eye, an instructor should be informed so that appropriate measures can be taken.
