1) If a laboratory fire erupts, immediately a) notify your instructor. b) run for the fire extinguisher. c) throw water on the fire. d) open the windows. 2) Approved eye protection devices (such as goggles) are worn in the laboratory:  a) to avoid eye strain. b) to improve your vision. c) only if you don't have corrective glasses. d) any time chemicals, heat, or glassware are used. 3) If you do not understand a direction or part of a lab procedure, you should:  a) figure it out as you do the lab. b) try several methods until something works. c) ask the instructor before proceeding. d) skip it and go on to the next part. 4) After completing an experiment, all the chemical wastes should be:  a) left at your lab station for the next class. b) disposed of according to the instructor's directions. c) dumped in the sink. d) taken home. 5) Long hair in the laboratory must be:  a) cut short. b) held away from the experiment with one hand. c) always neatly groomed. d) tied back or kept entirely out of the way with a hair band, hairpins, or other confining device. 6) Horseplay, practical jokes, or pranks in the classroom are: a) always against the rules. b) okay c) not dangerous d) okay if you are working alone 7) When you finish working with chemicals, biological specimens, and other lab substances, always:  a) treat your hands with skin lotion. b) wash your hands thoroughly with soap and water. c) wipe your hands on a towel. d) wipe your hands on your clothes. 8) 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. d) All of the above. 9) All chemicals in the lab (including foodstuffs and store-bought chemicals) should be treated as if they could be hazardous. a) TRUE b) FALSE 10) Laboratory work may be started immediately upon entering the laboratory even if the teacher is not yet present.. a) TRUE b) FALSE 11) All unauthorized experiments are prohibited. a) TRUE b) FALSE 12) It is okay to pick up broken glass with your bare hands as long as the glass is placed in the trash can. a) TRUE b) FALSE 13) You are allowed to enter the chemical preparation/storage area any time you need to get an item. a) TRUE b) FALSE 14) The following footwear is best in the laboratory. a) sandals b) open-toed shoes c) closed-toed shoes d) shoes appropriate for the weather

Lab Safety Review

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