Lab Safety Symbols Flashcards

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20 Terms

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HHPS

Hazardous Household Products Symbols

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Warning

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Danger

Indicates a high level of hazard. It signifies that the product can cause serious injury or death.

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Caution

Indicates a moderate level of hazard. It signifies that the product can cause minor injuries or damage.

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Poisonous

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Flammable

Refers to substances that can easily ignite and catch fire. It indicates a risk of fire hazards.

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Explosive

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Corrosive

Substances that can damage or destroy living tissue and other materials through chemical action. They pose a risk of burns and other injuries.

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Electrical

Refers to materials or situations that pose a risk of electric shock or fire due to faulty wiring or equipment. It indicates the need for caution when working with electrical devices.

<p>Refers to materials or situations that pose a risk of electric shock or fire due to faulty wiring or equipment. It indicates the need for caution when working with electrical devices. </p>

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WHMIS

Workplace Hazardous Materials Information System

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COMPRESSED GAS/ GAS CYLINDER

Examples:

Acetylene tanks in welding shops

Oxygen cylinders in hospitals

HAZARDS:

Gas under pressure

May explode with heat or if dropped

Precaution/HANDLING:

Handle with care to prevent accidents.

<p>Examples:</p><p>Acetylene tanks in welding shops</p><p>Oxygen cylinders in hospitals</p><p></p><p>HAZARDS:</p><p>Gas under pressure</p><p>May explode with heat or if dropped</p><p></p><p>Precaution/HANDLING:</p><p>Handle with care to prevent accidents. </p>

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FLAMMABLE & COMBUSTIBLE

Examples:

White phosphorus (solid)

Acetone (nail polish remover)

Butane (gas)

HAZARDS:

Fire/explosion near heat, sparks or friction

May burst into flame on contact with water

May release a flammable gas

Flammables burn at lower temps than combustibles

Precaution/HANDLING:

Keep away from heat and oxidizing materials

Keep dry and cool and away from smoke

<p></p><p>Examples:</p><p>White phosphorus (solid)</p><p>Acetone (nail polish remover)</p><p>Butane (gas)</p><p></p><p>HAZARDS:</p><p>Fire/explosion near heat, sparks or friction</p><p>May burst into flame on contact with water</p><p>May release a flammable gas</p><p>Flammables burn at lower temps than combustibles</p><p></p><p>Precaution/HANDLING:</p><p>Keep away from heat and oxidizing materials</p><p>Keep dry and cool and away from smoke</p>

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OXIDIZING MATERIAL

Examples:

Inorganic peroxides

Sodium hypochlorite (bleach)

Perchloric acid

HAZARDS:

Cause fire or explosion near flammables

Burn skin or eyes on contact

Precaution/HANDLING:

Keep away from combustibles

Keep dry and cool

Wear protective equipment

Use in well ventilated areas only

<p>Examples:</p><p>Inorganic peroxides</p><p>Sodium hypochlorite (bleach)</p><p>Perchloric acid</p><p></p><p>HAZARDS:</p><p>Cause fire or explosion near flammables</p><p>Burn skin or eyes on contact</p><p></p><p>Precaution/HANDLING:</p><p>Keep away from combustibles</p><p>Keep dry and cool</p><p>Wear protective equipment</p><p>Use in well ventilated areas only</p>

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Skull and Crossbones(IMMEDIATE & SERIOUS TOXIC EFFECTS)

Examples:

Methanol

Sodium cyanide

Some paint thinners

Sulphuric acid

HAZARDS:

Fatal if inhaled, swallowed or absorbed through skin

May burn skin or eyes on contact

Precaution/HANDLING:

Avoid contact with skin or eyes

Wear protective equipment

Use in well-ventilated areas

<p>Examples:</p><p>Methanol</p><p>Sodium cyanide</p><p>Some paint thinners</p><p>Sulphuric acid</p><p></p><p>HAZARDS:</p><p>Fatal if inhaled, swallowed or absorbed through skin</p><p>May burn skin or eyes on contact</p><p></p><p>Precaution/HANDLING:</p><p>Avoid contact with skin or eyes</p><p>Wear protective equipment</p><p>Use in well-ventilated areas</p>

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EXCLAMATION MARK

Examples:

Asbestos (carcinogen)

Acetone (irritant)

Toluene diisocyanate (sensitizer)

HAZARDS:

Poisonous but not immediately dangerous

Repeated exposure can cause death

May cause allergic reaction

May cause birth defects, cancer, sterility

Precaution/HANDLING:

Avoid contact

Protective equipment

Use in well-ventilated areas

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BIOHAZARDOUS INFECTIOUS MATERIAL(Organisms who cause diseases in people)

Examples:

Salmonella bacteria

Blood samples

COVID virus

HAZARDS:

May cause disease 🡪 death or illness

Precaution/HANDLING:

Avoid contamination

Wear protective equipment

Dispose in designated bins

<p>Examples:</p><p>Salmonella bacteria</p><p>Blood samples</p><p>COVID virus</p><p></p><p>HAZARDS:</p><p>May cause disease 🡪 death or illness</p><p></p><p>Precaution/HANDLING:</p><p>Avoid contamination</p><p>Wear protective equipment</p><p>Dispose in designated bins</p>

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CORROSIVE

Examples:

Battery acid

Lye

HAZARDS:

Severe skin irritation on contact

Tissue damage (including lungs if inhaled)

May eat through metal

Precaution/HANDLING:

Avoid contact

Protective equipment

Use in well-ventilated areas

<p>Examples:</p><p>Battery acid</p><p>Lye</p><p></p><p>HAZARDS:</p><p>Severe skin irritation on contact</p><p>Tissue damage (including lungs if inhaled)</p><p>May eat through metal</p><p></p><p>Precaution/HANDLING:</p><p>Avoid contact</p><p>Protective equipment</p><p>Use in well-ventilated areas</p>

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Health Hazard

Examples:Asbestos, Benzene

HAZARDS:

Can cause cancer or organ damage

May affect fertility or unborn children

Causes serious respiratory issues if inhaled

Precaution/HANDLING:

Avoid inhalation or prolonged exposure

Use protective equipment (gloves, respirator)

Follow proper disposal procedures

<p>Examples:Asbestos, Benzene</p><p></p><p>HAZARDS:</p><p>Can cause cancer or organ damage</p><p>May affect fertility or unborn children</p><p>Causes serious respiratory issues if inhaled</p><p></p><p>Precaution/HANDLING:</p><p>Avoid inhalation or prolonged exposure</p><p>Use protective equipment (gloves, respirator)</p><p>Follow proper disposal procedures</p>

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Exploding Bomb

Examples:TNT, Ammonium Nitrate

HAZARDS:

May explode under heat or pressure

Can cause severe burns or injuries

Risk of fire or shockwave damage

Precaution/HANDLING:

Keep away from heat, sparks, or flames

Store in secure, controlled environments

Handle with extreme care and proper training

<p>Examples:TNT, Ammonium Nitrate</p><p></p><p>HAZARDS:</p><p>May explode under heat or pressure</p><p>Can cause severe burns or injuries</p><p>Risk of fire or shockwave damage</p><p></p><p>Precaution/HANDLING:</p><p>Keep away from heat, sparks, or flames</p><p>Store in secure, controlled environments</p><p>Handle with extreme care and proper training</p>

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Environment

Examples: Oil Spills, Pesticides

HAZARDS:

Toxic to aquatic life

May cause long-term environmental damage

Contaminates soil and water sources

Precaution/HANDLING:

Prevent leaks or spills

Dispose of properly according to regulations

Avoid release into natural ecosystems

<p>Examples: Oil Spills, Pesticides</p><p></p><p>HAZARDS:</p><p>Toxic to aquatic life</p><p>May cause long-term environmental damage</p><p>Contaminates soil and water sources</p><p></p><p>Precaution/HANDLING:</p><p>Prevent leaks or spills</p><p>Dispose of properly according to regulations</p><p>Avoid release into natural ecosystems</p>