Working like a Scientist 1.1

Working like a Scientist

By O'Sheen Dixon

​Safety Precautions in exploring the environment

Poll

How are you feeling today? 

Poll

I am usually _________ in my every day life.

• careful

• not careful

​Is safety Important?

• ​ DO you know of some places where you need to extra careful?

• Safety is very important especially in certain situations where there is a high risk of danger.

• There are many potential dangers(hazards) in our homes, school and the area we live in. To be safe, we need to be aware of the dangers and to know how to take precautions so that we avoid accidents.

​Safety Rules

​The laboratory is a place where scientist carry out their work. As a budding scientist, it is important that you know and follow the rules that govern the laboratory.

Open Ended

Put your thinking caps on !!! 

Write THREE things that you see going wrong in the lab?  

​Let's Discuss!!

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Open Ended

Write TWO lab safety rules.

​Let's Watch a Video & Play a game

https://www.youtube.com/watch?v=BRDApYgvDqQ

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​http://www.essex-fire.gov.uk/homesafety/

​Safety Symbols

​Many chemicals used in the laboratory, and sometimes at home are dangerous. Most of the bottles or containers have safety symbols on them. These labels are universal (they are used all over the world). Some safety symbols are given color codes. RED labels are usually dangerous, YELLOW labels are usually hazardous and GREEN labels are usually means they are safe to use.

​Safety symbols and their meanings ​

​Explosive substances may explode when exposed to a flame or heat, or if their storage containers experience sudden shock or friction.

​Safety symbols and their meanings ​

Oxizidizing substances can be a fire hazard as they give off a lot of heat when reacting with other substances. They also provide oxygen which supports burning.

​Safety symbols and their meanings ​

Corrosive chemicals will destroy living cells such as skin cells as well as other substances in such as equipment used in the laboratory.

​Safety symbols and their meanings ​

Highly flammable substances may catch fire easily under normal conditions.

​Safety symbols and their meanings ​

Harmful or irritant substances can be dangerous, so they should be handled with care. Some may irritate the skin on contact.

​Safety symbols and their meanings ​

Toxic substances are a serious health risk and can cause death if swallowed, inhaled or absorbed through the skin.

​Safety symbols and their meanings ​

Radioactive symbol indicates radiation hazards such as X-rays.

Poll

Which symbols have you seen on containers at home? 

• flammable 

• corrosive 

• toxic 

• explosive 

Workplace Safety ​

It is very important to also be safe at work. Where would these signs be needed?

• Your environment should be managed to prevent illness and injuries. Governments make special rules to makes sure that all workplaces are safe for the workers and other person who who use their facilities

• Ministry of Labour and Social Security updated our laws in 2017- Occupational Safety and Health Act 2017

​References

​Integrated Science for jamaica 4th edition

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​Images from Google images.