Lab Safety
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Approved eye protection (such as goggles) are worn in the laboratory | any time chemicals, heat, or glassware are used
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| If you wear contact lenses in the school laboratory, | take them out before starting the lab/tell your teacher
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| If you do not understand a direction or part of a lab procedure, you should | ask the instructor before proceeding
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| After completing an experiment, all chemical wastes should be | disposed of according to you instructor's directions
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| If a lab experiment is not completed, you should | discuss the issue with your instructor
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| You are heating a substance in a test tube. Always point the open end of the tube | away from all people
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| You are heating a piece of glass and now want to pick it up. You should | use tongs
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| You have been injured in the laboratory (cut, burn, etc.). First you should | tell the science instructor at once
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| When gathering glassware and equipment for an experiment, you should: a) read all directions carefully to know what equipment is necessary b) examine all glassware to check for chips or cracks. c) clean any glassware that appears dirty | a) read all directions carefully to know what equipment is necessary
b) examine all glassware to check for chips or cracks.
c) clean any glassware that appears dirty
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| You want to place a piece of glass tubing into a rubber stopper after the tubing has been fire polished and cooled. This is best done by: | a) lubricating the tubing with water or glycerin
b) using a towel or cotton gloves for protection
c) twisting the tubing stopper carefully
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| Personal eyeglasses provide as much protection as: a) a face shield b) safety glasses c) splash proof chemical goggles | None of the above
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| Long hair in the laboratory must be | tied back, kept out of the way
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| The following footwear is best in the laboratory | closed-toed shoes
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| In the laboratory, the following should not be worn: | a) loose clothing
b) dangling jewelry
c) sandals
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| Horseplay or practical jokes in the laboratory are | always against the rules
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| If a piece of equipment is not working properly, stop, turn it off, and tell | the science instructor
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| If an acid is splashed on your skin, wash with | plenty of water
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| When you finish working with chemicals, biological specimens, and other lab substances, always | wash your hands thoroughly with soup and water
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| True or false: Hot glass looks the same as cold glass | true
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| True or false: All chemicals in the lab are to be considered dangerous | true
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| True or false: Return all unused chemicals to their original containers | false
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| True or false: Work areas should be kept clean and tidy | true
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| 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 | false
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| True or false: Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present | false
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| True or false: Never remove chemicals or other lab equipment from the laboratory. | true
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| True or false: Chipped or cracked glassware is okay to use | false
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| True or false: Read all procedures thoroughly before entering the laboratory | true
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| True or false: All unauthorized experiments are prohibited | true
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| True or false: You are allowed to enter the chemical preparation/storage area any time you need to get an item | false
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| True or false: Laboratory aprons should be worn during all lab activities | true
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| True or false: It's okay to pick up broken glass with your bare hands as long as the glass is placed in the trash | false
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| True or false: Never leave a lit burner unattended | true
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Created by:
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