Laboratory Hazards

What should you do in case of a chemical spill in the laboratory?

• Run around in a panic

• Ignore it and continue working

• Try to clean it up by yourself

• Evacuate the area and inform the supervisor or safety personnel.

List three common fire hazards in a laboratory setting.

• Sharp objects, glassware, paper

• Water, gloves, safety goggles

• Chemical reagents, electrical equipment, flammable materials

• Computers, chairs, pens

How can you prevent electrical hazards in the laboratory?

• Overload electrical outlets with multiple devices

• Use water to put out electrical fires

• Regularly inspect and maintain electrical cords and equipment

• Ignore any frayed cords and damaged equipment

What are the proper procedures for handling hazardous materials in the laboratory?

• Wearing appropriate personal protective equipment, following established protocols for handling and disposal, and ensuring proper ventilation in the work area.

• Working in a poorly ventilated area

• Not wearing any protective equipment

• Ignoring established protocols

What are the potential health risks associated with chemical spills?

• Broken bones, muscle strain, cuts

• Allergic reactions, food poisoning, sunburn

• Headaches, dizziness, nausea

• Skin irritation, respiratory issues, long-term health effects

What are the different classes of fire and how are they extinguished?

• Class A - Sand or dirt, Class B - Water or foam, Class C - Carbon dioxide or dry chemical

• Class A - Dry chemical or carbon dioxide, Class B - Water or foam, Class C - Specialized dry powder

• Class A - Wet chemical or dry powder, Class B - Water or foam, Class C - Carbon dioxide or dry chemical

• Class A - Water or foam, Class B - Carbon dioxide or dry chemical, Class C - Dry chemical or carbon dioxide, Class D - Specialized dry powder, Class K - Wet chemical or dry powder

What safety precautions should be taken when working with electrical equipment in the laboratory?

• Wearing appropriate personal protective equipment, ensuring equipment is properly grounded, and following proper lockout/tagout procedures.

• Ignoring lockout/tagout procedures

• Using equipment with frayed cords

• Wearing sandals and shorts

What are the proper storage requirements for hazardous materials in the laboratory?

• Storing in a crowded and unventilated area

• Using any type of container without labeling

• Using appropriate containers, labeling, storing in a well-ventilated area, and following specific storage guidelines

• Ignoring specific storage guidelines

What are the emergency procedures to follow in case of a chemical spill?

• Evacuate the area, notify the supervisor, and follow the specific spill response plan for the chemical involved.

• Attempt to clean up the spill without proper protective equipment

• Ignore the spill and continue working

• Call a meeting to discuss the spill before taking any action

How can you identify potential electrical hazards in the laboratory?

• By conducting regular inspections of electrical equipment, checking for frayed wires or damaged cords, and ensuring proper grounding and insulation.

• By using damaged cords and wires without inspection

• By not bothering to check for proper grounding and insulation

• By ignoring any signs of wear and tear on electrical equipment