with Answers
The following footwear is best in the laboratory - Answer-closed-toed shoes
In the laboratory, the following should not be worn:
a) loose clothing
b) dangling jewelry
c) sandals - Answer-all of the above
Horseplay or practical jokes in the laboratory are - Answer-always against the rules
If a piece of equipment is not working properly, stop, turn it off, and tell - Answer-the
science instructor
If an acid is splashed on your skin, wash with - Answer-plenty of water
When you finish working with chemicals, biological specimens, and other lab
substances, always - Answer-wash your hands thoroughly with soup and water
True or false: Hot glass looks the same as cold glass - Answer-true
True or false: All chemicals in the lab are to be considered dangerous - Answer-true
True or false: Return all unused chemicals to their original containers - Answer-false
True or false: Work areas should be kept clean and tidy - Answer-true
True or false: Pipets are used to measure and dispense small amounts of liquids, You
should draw the liquid into the pipet using your mouth - Answer-false
True or false: Laboratory work can be started immediately upon entering the laboratory
even if the instructor is not yet present - Answer-false
True or false: Never remove chemicals or other lab equipment from the laboratory. -
Answer-true
True or false: Chipped or cracked glassware is okay to use - Answer-false
True or false: Read all procedures thoroughly before entering the laboratory - Answer-
true