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What should you do if you spill water near electrical equipment?
lf you accidentally spill water near electrical equipment, what should you do? Turn off equipment after telling teacher. Unplug it and clean it up. After you clean up your work area, what should you do before leaving the laboratory?
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Accordingly, what precaution should you take when working near an open flame?
Keep your hands and arms away from the open flames, wear safety glasses, tuck in loose clothing, and keep long hair tied back.
Subsequently, question is, what precautions should you take when using sharp objects like scissors? Wash your hands after activity. Sharp Objects- scissors, scalpels, knives, needles, pins, or tacks, can cut or puncture your skin. Always direct sharp edge or point away from yourself and others. Use sharp instruments as suggested.
In this manner, what should you do immediately before leaving lab?
Remove all your laboratory protective clothing and safety gear such as lab coats, gloves, safety goggles, etc inside the lab before leaving. Switch off lights, air conditioners and other electrical facilities before leaving the lab.
What should you do if glassware breaks?
Use a broom and dustpan, not your fingers! Never use glassware that is already chipped or cracked. Give it to your lab instructor or dispose of it as directed in a broken glass disposal container. If you cut yourself, immediately inform your lab instructor.
Related Question AnswersWhat should you do with unused chemicals?
Do not put chemicals back into reagent bottles; returning an unused chemical to a container risks contamination. Extra material must be placed in the appropriate chemical waste container. Whenever possible, share excess material with a neighbor, but do not return it to the original container.What is the most important lab safety rule?
The most important lab safety rule is to know the location of and how to use safety equipment, such as a fire extinguisher.Can you heat liquids in a closed container?
Heating liquid in a closed constant volume container The pressure rises, and so the water in it will not boil at the normal boiling point. Instead, it will start boiling at a higher temperature.What is the safety precaution associated with heating the reaction mixture?
Always wear safety glasses. Always point the test tube away from any other person in the lab. Heat the test tube being held at an angle so there is a way for the gases produced to escape safely. Heat the test tube at the top of the solution not the bottom where a gas bubble can cause an explosion.Why should you point a heated test tube away from you and others?
Accidents happen even heating the test tube gently at an angle can result in heating liquid being shot out of the test tube. This is why the test tube must be pointed away from any other person and why the experimenter must always wear safety glasses.Are Bunsen burners safe?
Bunsen burners present fire hazards. They produce an open flame and burn at a high temperature. As a result, there is potential for an accident to occur. For the safety of everyone working in the laboratory, it is important that laboratory personnel observe the following safety guidelines.Why is a blue flame preferred over a yellow?
Because luminous flames don't burn as efficiently as non-luminous ones, they don't produce as much energy. This means that the non-luminous flames have a lot more energy than luminous ones, and their flames are actually hotter. This is why the luminous ones look yellow and the non-luminous ones look blue.How can we protect ourselves in the laboratory?
Tip #4: Protect yourself, others, your research, and the environment.- Practice good personal hygiene.
- While working in the laboratory, wear personal protective equipment - eye protection, gloves, laboratory coat - as directed by your supervisor.
- Properly segregate and dispose of all laboratory waste.
What objects in a lab should never be touched with gloves on?
Gloves should never touch door handles, elevator buttons, telephones, card swipes, or any surfaces outside of the laboratory.What should you not do in a lab?
10 Things NOT to Do in a Research Lab- Wearing open-toed shoes. It is important to wear closed toed shoes in the lab for a variety of reasons.
- Keeping long hair down.
- Eating or drinking.
- Erasing data from your notebook.
- Showing up late.
- Forgetting to label samples or materials.
- Incorrectly disposing of your materials.
- Wearing shorts.
What safety procedures should you follow when cleaning up at the end of a lab?
What safety procedures should you follow when cleaning up at the end of an investigation? Wastes are of different categories, such as chemical, biological, radioactive etc. Dispose them into appropriate bins. Wipe off and clean any spill safely before leaving the lab.What safety rules should I follow before during and after a laboratory investigation?
Always wear gloves and goggles during an entire experiment session. Remember to never touch your face, body, or anyone else with your dissection gloves on. You should never eat or drink anything, including chewing gum, in the lab. Handle all equipment properly, safely, and with care.How can we avoid harmful and sharp objects?
In the kitchen:- Keep knives, forks, scissors, and other sharp utensils in a drawer with a safety latch.
- Keep glass objects, such as drinking glasses and bowls, in a high cabinet far from reach.
- Store appliances with sharp blades (like blenders or food processors) far from reach or in a locked cabinet.
