Gas Cylinder

Gas Under Pressure

Animal Safety 

Only handle living organisms with teacher permission.

Always treat living organisms humanely.

Wash your hands after handling living things.

Flame over Circle

Oxidizer (has oxygen in it to add to flames)

Heating Safety 

 Never look into a container as you are heating it

 Heated metal and glass looks cool, use tongs or gloves before handling.

Never leave a heat source unattended.

Exclamation Mark -Harmful 

Irritation (skin or eyes), Skin Sensitization, Acute Toxicity (harmful), Specific Target Organ Toxicity (drowsiness or dizziness, or respiratory irritation), Hazardous to the Ozone Layer*

Hand Safety 

 If a chemical spills on your skin, notify the teacher and rinse with water for 15 minutes.

Carry glassware carefully.

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Exploding Bomb

Explosive*, Self-Reactive (severe), Organic Peroxide (severe)

Flame

Flammable, Self-Reactive, Pyrophoric, Self-heating, In Contact With Water, Emits Flammable Gases, Organic Peroxide

Electrical Safety 

Do not place a cord where someone can trip over it. 

Never use electricity around water.

Unplug all equipment before leaving the room.

Corrosion

Serious Eye Damage, Skin Corrosion, Corrosive to Metals

Skull and Crossbones - Harmful or Fatal

Acute Toxicity (fatal or toxic in small amounts)

Flammable

Health Hazard

Carcinogenicity, Respiratory Sensitization, Reproductive Toxicity, Target Organ Toxicity, Germ Cell Mutagenicity, Aspiration Hazard

Biohazardous

Biohazardous Infectious Materials (cause infections) 

Plant Safety 

Do not eat any plants (or anything) in lab.

 Wash your hands after handling plants.

Corrosive

Environment

Aquatic Toxicity*

Poisonous

Sharp Objects

 When using knives or other sharp objects always walk with the points facing down.

Cutaway from fingers and body.

Explosive