Safety Quiz

अब Quizwiz के साथ अपने होमवर्क और परीक्षाओं को एस करें!

Students should use the fire extinguisher only if they are trapped and need to clear a path to escape the room. A. True B. False

A

If a chemical is spilled, you should wait until you have a break in your experiment to clean it up. A. True B. False

B

What is the first thing you should do when you come to lab? A. Get out your chemicals for the day. B. Choose your lab partner. C. Put on your safety glasses.

C

The most appropriate attire for the Chemistry Laboratory is: A. a polo shirt, hiking shorts, and Birkenstock sandals. B. a T-shirt (with an appropriate and nonoffensive message), well-worn jeans, and old hiking shoes. C. an Oxford shirt, new khakis, and penny loafers. D. a dark-colored dress and open-toed shoes.

B

What is the first thing you need to do if someone is on fire? A. Push them to the safety shower. B. Get them to drop to the floor and roll. C. Wrap them in the fire blanket.

B

When pipetting small volumes of liquids in the laboratory it is acceptable to use your mouth to suck liquid up into the pipette. A. True B. False

B

Which is LESS dangerous? A. Pouring water into acids. B. Pouring acids into water. C. It doesn't matter.

B

Although technically allowed in the Chemistry Laboratory according to ACS Safety guidelines, it is advised against wearing contact lenses in the laboratory because: A. contacts tend to hold chemical irritants close to the eye. B. students tend to delay washing the eyes in an attempt to remove contacts. C. Both of the above are reasons contacts are advised against. D. None of the above is a reason contacts are advised against.

C

If you are working in the hood and a flammable liquid is spilled and catches fire inside the hood, you should: A. Use a CO2 fire extinguisher to put out the fire. B. Smother the fire with sodium bicarbonate (baking soda). C. Close the glass sash and let the fire burn itself out.

C

How can small fires in beakers, etc., be extinguished? A. Place a watch glass or notebook on top of the beaker to restrict access to air and let it burn itself out. B. Blast the beaker with a CO2 fire extinguisher. C. Carry the burning beaker to the sink and put it out with water there. D. None of the above are good ways to extinguish small fires.

A

Soft drinks are allowed in the lab, but ABSOLUTELY no food. A. True B. False

B

If you have a medical condition such as pregnancy, diabetes, epilepsy, or any other condition which could affect your safety or performance in the laboratory, you should: A. not come to lab on days when you don't feel well. B. make sure you do all of your laboratory work in the hood. C. contact your instructor to make proper arrangements to insure your safety. D. go to the registrar's office and drop the course.

C

If your laboratory partner experiences the accident described in the previous question, you should: A. Get your camera and take pictures for your Facebook site. B. Run with your partner back to the dormatory and help him/her shower thoroughly. C. Get the laboratory blanket to cover your laboratory partner while he/she disrobes under the safety shower.

C

What is the last thing you should do before coming to the chemistry laboratory? A. Check to make sure that you are wearing appropriate clothing including appropriate shoes, and that you have your safety glasses. B. Grab a bottle of water to keep you hydrated during a long, difficult laboratory. C. Copy your lab partner's prelab writeup to make sure you agree.

A

What is the way to make sure that work in the chemistry laboratory proceeds the most safely and most efficiently? A. Review and understand the laboratory procedures and the hazardous properties of the chemicals involved before coming to laboratory. B. Invest in heavy duty rubber gloves to handle all chemicals. C. Wear a complete face shield at all times while working with all chemicals. D. Always wear a laboratory coat while working in the laboratory.

A

When working with flammable, volatile liquids everyone in the room must be careful because: A. the vapors are heavier than air, and they flow and concentrate along the top of the bench, on the floor, and in the sinks. B. the vapors may make everyone go to sleep. C. the smell may affect your relationship with your roommates.

A

Which of the following are safety rules that should always be observed while in the laboratory? (Select all that apply.) A. Do not wear shorts or skirts in the laboratory. B. Wear shoes that completely cover your feet, not sandals or open-toed shoes. C. Make sure not to wear flowing or billowing clothing that could brush through or over experimental apparatus. D. Do not pick up containers by their lids. E. Do not point test tubes at yourself or at anyone else. F. Do not eat or drink in the laboratory. G. If you don't know about the use of equipment or chemicals, look up the answer or ask; don't guess! H. No smoking in the laboratory. I. Keep long hair tied up. J. Read the warning labels on reagents before you pick up the container. K. Wear approved eye protection at all times.

All of the above

Immediately after spilling a base on your skin you should A. Quickly run the area under water just to rinse the area. B. Do nothing because it does not burn. C. Flood the area with copious amounts of water for several minutes.

C

The problem with wearing a lot of hair spray in the chemical laboratory is that: A. your lab partner may be allergic to the chemicals in your hairspray. B. the hairspray makes your hair stiff enough to be dangerous when working in close quarters. (You'll poke someone's eye out!) C. the hairspray may make your hair more flammable increasing the risk when working with open flames or flammable material.

C

If irritating chemicals are splashed in your lab partner's eyes and he/she is temporarily incapacitated, you should: A. Call for help from the lab assistants and lab instructor. B. Help your partner to the eye wash station. C. Remove his/her safety glasses and help activate the eye wash fountain. D. You should do all of the above in this situation.

D

If the building is evacuated because of a fire or a hazardous spill, you may reenter the building: A. if you need to get your books and personal effects to go to another class. B. when you are sure that the situation is safe. C. when the instructor reenters the building. D. when the police or fire authorities in charge declare the building safe for reentry.

D

If there is a fire in the laboratory which you feel is out of control and/or endangers the safety of anyone in the laboratory, you should: A. Pull the fire alarm and evacuate the building. B. Ask the laboratory instructor to call the fire department from the office. C. Get the fire extinguisher and fight the fire until help arrives. D. Ask the laboratory assistant if it is OK to evacuate the room.

A

The Director of the Student Health Center (or the Health Professional on duty) is the only person on campus to make medical decisions. A. True B. False

A

It is not necessary to report minor injuries such as small cuts to a person of authority. A. True B. False

B

If you are unfortunate enough to have a spill of a dangerous laboratory chemical over a large part of your body, you should: A. Move immediately to the safety shower and pull the handle to activate water. B. Remove all affected clothing. C. Call for help from your lab partner, lab assistants, and lab instructor. D. You should do all of the above in this situation.

D

Which of the following are ways that chemical poisons can enter the body. A. by ingestion (through the mouth) B. by absorption through the skin or mucous membranes (cuts may or may not be involved) C. by inhalation D. All of the above are ways that chemical poisons can enter the body.

D


संबंधित स्टडी सेट्स

Chapter 1 Introduction: Book Questions

View Set

Small Business Management Chapter 19

View Set

World History ll Midterm Study Guide chapters 17-20

View Set

Ch 11 - Technology, Production, & Costs

View Set

High Modernism in Asia and National Capitals

View Set

Chapter 6 - Cell Communication & Cell Cycle

View Set