CERTIFICATION TEST BANK 2026
COMPREHENSIVE QUESTIONS AND
SOLUTIONS GRADED A+
● all the time. Answer: Approved eye protection is to be worn:
● not permitted. Answer: Eating in the lab is:
● take a breath of air and fan the vapors toward you. Answer: If you
need to smell a chemical, you should:
● direct the open end of the tube away from other students. Answer:
When heating liquids in a test tube, you should:
● not allowed. Answer: Unauthorized experiments are:
● flood the area with water for 10 minutes. Answer: If a chemical is
spilled on your skin, you should:
● pour the reagent into a small container. Answer: When taking liquids
from a reagent bottle,:
, ● dangerous and should not be worn. Answer: In the lab, open-toed
shoes and shorts are:
● never. Answer: When is it alright to taste a chemical?
● return it to its proper location. Answer: After you use a reagent bottle,:
● read the entire procedure. Answer: Before starting an experiment,:
● not allowed. Answer: Working alone in the lab without supervision is:
● before you leave the lab. Answer: You should wash your hands:
● stored out of the way, not on the lab bench. Answer: Personal items
(books, sweaters, etc) should be:
● discard it using proper disposal procedures. Answer: When you have
taken too much of a chemical, you should:
● practical, protective clothing. Answer: In the lab, you should wear:
● use appropriate absorbent if necessary. Answer: If a chemical is spilled
on the table,: