What can harm the eyes during experiments?
danger acids heating air cool water sponges noise warm water
A B C D E F G H
For concentrated acids and alkalis, a face shield is needed in addition to goggles.
acids can harm the eyes during experiments
What can harm the eyes during experiments? (A) danger (B) acids (C) heating (D) air (E) cool water (F) sponges (G) noise (H) warm water