Lab Safety Equipment and Procedures

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What should students do before entering any lab to ensure their safety?

Identify sources of hazards and follow safety rules (correct)

Handle materials without any instructions

Work in the lab only when the instructor is present

Wear personal protective equipment at all times

What should be kept in a properly secured area and accounted for meticulously at all times in a laboratory?

Personal protective equipment

Chemicals and hazardous materials (correct)

Emergency telephone numbers

Instruction manuals

Where should emergency telephone numbers and evacuation procedures be posted in laboratories?

Posted in neighboring classrooms

In the instructor's office

Clearly posted in laboratories (correct)

Hidden from view

When should students be provided with instructions in laboratory techniques and material handling?

Before being allowed to conduct experiments Signup and view all the answers

What must instructors do at all times during laboratory activities?

Supervise the students Signup and view all the answers

What should you never do when dealing with a chemical spill in the lab?

Leave the spill unattended Signup and view all the answers

What is the correct procedure to follow in case of minor skin burns in the lab?

Plunge the burned area into cold water and notify the instructor Signup and view all the answers

What is the correct way to smell a material in a test tube or flask?

Fan some fumes towards your nose with your hand carefully Signup and view all the answers

When should personal protective equipment (PPE) be worn by students and instructors in a laboratory?

At all times by students and instructors Signup and view all the answers

Why should you point test tubes away from you and others when heating them?

To prevent spattering in case of boiling Signup and view all the answers

What should you always avoid doing with concentrated acid solutions?

Adding water directly to concentrated acid solutions Signup and view all the answers

Which action is a violation of lab rules?

Using food, drink, or gum in the lab Signup and view all the answers

Why is it important to report all accidents, regardless of how minor, to your instructor?

To ensure proper medical treatment is received if necessary Signup and view all the answers

Why should contact lenses not be worn inside the lab?

They can decrease the effectiveness of first aid treatment in case of chemical exposure Signup and view all the answers

What is the main reason for not wearing open sandals or bare feet in the lab?

To prevent cutting injuries from broken glass Signup and view all the answers

Why should you wash your eyes immediately with the eyewash fountain if you get a chemical in your eye?

To minimize the exposure time of the chemical in the eye Signup and view all the answers

Why should you read the label on chemical bottles at least twice before using them?

To ensure you are using the correct chemical due to possible confusion in names Signup and view all the answers

Why is it important to use goggles and a lab coat all the time inside the lab?

To protect yourself from potential hazards and accidents Signup and view all the answers

Lab Safety Equipment and Procedures

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