Lab Safety Practice

What are Hazardous Safety Symbols?

• Symbols that indicate potential hazards in a workplace

• Symbols used for navigation

• Symbols that represent mathematical operations

• Symbols used in musical notation

What does the symbol with a red hexagon and a skull with crossbones represent?

• A) Caution Poison

• B) Warning Poison

• C) Danger Poison

What does the symbol with a red hexagon and an exploding bomb represent?

• A) Corrosive Warning

• B) Explosive Hazard

• C) Flammable Caution

What does the symbol with a flame inside an octagon represent?

• A) Flammable Caution

• B) Flammable Warning

• C) Flammable Danger

• D) Poisonous Caution

Each WHMIS symbol has a ___ for its border.

• circle

• square

• triangle

• hexagon

What is the importance of Personal Behavior and Dress in laboratory safety?

• Ensures compliance with laboratory protocols.

• Enhances the aesthetic appeal of the laboratory.

• Reduces the risk of accidents and injuries.

• Improves communication among laboratory members.

The proper use of equipment contributes to laboratory safety by:

• Reducing the risk of accidents and injuries

• Increasing the speed of experiments

• Improving the aesthetics of the laboratory

• Decreasing the need for supervision

What should you do if you find broken equipment?

• Ignore it

• Report it to the teacher

• Fix it yourself

• Throw it away

When should you unplug the hot plate?

• When it is not in use to avoid burns and let it cool before storing it.

• Only when it starts making noise.

• After using it for more than an hour.

• When the temperature is too high.

Tags

NGSS.MS-ETS1-1

How should you smell a chemical?

• Inhale directly

• Use the 'wafting' method or 'fan' with your hand

• Smell from a distance

• Use a straw