If a fire erupts, you should immediately:
What is "notify the teacher"?
Approved eye protection devices should be worn in the lab when:
What is "any time chemicals, heat, or glassware are used"?
If you do not understand a part of the lab procedure, you should:
What is "ask the teacher before proceeding"?
If a piece of equipment is not working properly, stop, turn it off, and tell:
What is "the teacher"?
All chemicals in the lab, including foodstuffs, should be treated as hazardous.
What is TRUE
After completing an experiment, chemical wastes should be:
What is "disposed of according to your teacher’s directions"?
Long hair in the lab must be:
What is "tied back or kept entirely out of the way"?
When using a razor blade or scalpel, always cut material:
What is "away from you"?
ou should always carry a microscope using:
What is "both hands"?
Lab work may be started immediately upon entering the lab, even if the teacher isn’t present.
What is FALSE
You’ve been injured in the lab (cut, burned, etc.). First, you should
What is "tell the teacher at once"?
Which of the following should NOT be worn during a lab activity? (loose clothing, dangling jewelry, sandals)
What is "all of the above
Before you leave the science room, you should: (clean your work area, return equipment, wash your hands)
What is "all of the above
When you finish working with lab substances, always:
What is "wash your hands thoroughly with soap and water"?
Never remove chemicals, specimens, or other equipment from the lab.
what is TRUE