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Safety Symbols.

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Presentation on theme: "Safety Symbols."— Presentation transcript:

1 Safety Symbols

2 What is this?

3 Disposal Special disposal procedures need to be followed
Ex. Certain chemicals, living organisms Do not dispose these into the trash can Dispose of waste as directed by your teacher

4 What is this?

5 Biological Hazard Organisms that might be harmful to humans
Ex. Bacteria, fungi, blood,etc Avoid skin contact by wearing mask and gloves Notify your teacher if you suspect contact with material. Wash hands thoroughly

6 What is this?

7 Extreme Temperature Objects that can burn skin: Hot or Cold
Ex. Boiling liquids, hot plates, dry ice, etc Use proper protection when handling Go to your teacher for first aid

8 What is this?

9 Sharp Object Use of tools or glass that can easily puncture skin
Razor blades, pins, BROKEN GLASS!, etc Practice common sense behavior and ask teacher to help clean Go to your teacher for first aid

10 What is this?

11 Fume Possible danger to respiratory tract
Ammonia, acetone, heated sulfur, etc Check for good ventilation Never smell fumes and always wear a mask Leave foul area and notify teacher immediately

12 What is this?

13 Electrical Possible danger from electric shock or burn
Liquid spills, short circuits, exposed wires, etc Double-check set up with teacher. Check condition of equipment DO NOT TRY TO FIX! Notify teacher immediately

14 What is this?

15 Irritant Substance that can irritate skin or mucus membranes of respiratory tract Fiber glass, potassium permanganate, etc Wear dust mask and gloves Practice extra care Go to teacher for first aid

16 What is this?

17 Chemical Chemicals that can react with and destroy tissue and other materials Bleaches, acids, and bases Wear goggles, gloves, and an apron Immediately flush the affected area with water and notify your teacher

18 What is this?

19 Toxic Substance may be poisonous if touched, inhaled, or swallowed
Mercury, iodine, metal compounds, etc Follow your teacher’s instructions Always wash hands thoroughly after use. Go to teacher for first aid

20 What is this?

21 No Open Flame Open flame may ignite flammable chemicals, loose clothing, or hair Ex. Alcohol, hair, clothing, etc Avoid wearing loose clothing Be aware of safety equipment locations Tie back loose hair Notify teacher immediately

22 Goggles: Eye Safety Proper eye protection should be worn at all times by anyone performing or observing science activities

23 Apron: Clothing Protection
This symbol appears when substances could stain or burn clothing

24 Animal Safety This symbol appears when safety of animals and students must be ensured

25 Radioactivity This symbol appears when radioactive materials are used

26 MSDS Material Safety Data Sheet
A Material Safety Data Sheet (MSDS) is a document that gives detailed information about the nature of a chemical, such as physical and chemical properties health, safety, fire, and environmental hazards of a chemical product. They are designed for: workers who may be exposed to hazardous materials emergency personnel (for example, firefighters),who may have to clean up a spill or release.


28 Hazard Diamond: On MSDS
The four divisions are typically color-coded, Blue: health hazard Red: flammability Yellow: (chemical) reactivity White: special codes for unique hazards. Each is rated on a scale: from 0 (no hazard; normal substance) to 4 (severe risk).

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