Safety Lab Rules

Lab Safety

By T. Andy

Objectives​

What will we learn today? ​

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Key points

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• Hazard symbols give information about chemicals and materials.

• Lab safety rules​

• When working in a lab, take safety precautions.

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Draw

Draw a picture to show how are you feeling?

Poll

What do you think about e-Learning? (Online)

• I love online school

• I'd rather come to school

• I like both the same

Open Ended

What's wrong here?

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Accident

​Can happen anywhere and anytime

Lab rules

To reduce the risk of harm in the lab, it’s important to take precautions.

These precautions are often given as a set of general lab rules to follow. Lab rules are put in place to keep everyone as safe as possible. These are some of the most important rules to follow.

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Vocabulary

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Hazard (สิ่งก่อให้เกิดอันตราย)

Risk (ความเสี่ยง)

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Risk and hazard

• A hazard (สิ่งก่อให้เกิดอันตราย) is something that can cause harm. 

• A risk (ความเสี่ยง) is a chance that a hazard will cause anybody harm or accident.

• The type of harm that could be caused is often shown using a hazard symbol. Hazard symbols can also be seen on items in the home.

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Multiple Choice

What is a hazard?

• Something that can fly

• Something that is safe

• Something that can cause harm or accident

Multiple Choice

What is the hazard shown in the picture?

• Poison

• High Voltage

• Flemmable

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Risk and hazard

• A hazard (สิ่งก่อให้เกิดอันตราย) is something that can cause harm. 

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• A risk (ความเสี่ยง) is a chance that a hazard will cause anybody harm or accident.

• No wet hands

• No overuse​

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Open Ended

Multiple Choice

What is the hazard shown in the picture?

• Poison

• High Voltage

• Flemmable

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Risk and hazard

• A hazard (สิ่งก่อให้เกิดอันตราย) is something that can cause harm. 

  ​

• A risk (ความเสี่ยง) is a chance that a hazard will cause anybody harm or accident.

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• Many chemicals are flemmable. ​

Open Ended

What is the hazard and risk?

Multiple Choice

What is the hazard shown in the picture?

• Poison

• High Voltage

• Flemmable

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Risk and hazard

• A hazard (สิ่งก่อให้เกิดอันตราย) is something that can cause harm. 

  ​

• A risk (ความเสี่ยง) is a chance that a hazard will cause anybody harm or accident.

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Open Ended

What is the hazard and risk?

Top 10 laboratory safety rules

1. Do not enter the lab without permission

2. Dress for practical work

3. Follow instructions from the person in charge

4. Make sure your working area is safe

5. Never run in the lab

6. Don’t eat or drink

7. Do not taste or sniff chemicals

8. Never leave an unattended Bunsen burner on a blue flame

9. Check that electrical equipment is safe

10. Know what to do in case of accidents

The End​

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